398245344

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2731}}^1$

素因数の和:2789

約数の個数: 144

約数和(自身を含む): 1255758336

約数和(自身を除く): 857512992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 49, 56, 62, 84, 93, 96, 98, 112, 124, 147, 168, 186, 196, 217, 224, 248, 294, 336, 372, 392, 434, 496, 588, 651, 672, 744, 784, 868, 992, 1176, 1302, 1488, 1519, 1568, 1736, 2352, 2604, 2731, 2976, 3038, 3472, 4557, 4704, 5208, 5462, 6076, 6944, 8193, 9114, 10416, 10924, 12152, 16386, 18228, 19117, 20832, 21848, 24304, 32772, 36456, 38234, 43696, 48608, 57351, 65544, 72912, 76468, 84661, 87392, 114702, 131088, 133819, 145824, 152936, 169322, 229404, 253983, 262176, 267638, 305872, 338644, 401457, 458808, 507966, 535276, 592627, 611744, 677288, 802914, 917616, 1015932, 1070552, 1185254, 1354576, 1605828, 1777881, 1835232, 2031864, 2141104, 2370508, 2709152, 3211656, 3555762, 4063728, 4148389, 4282208, 4741016, 6423312, 7111524, 8127456, 8296778, 9482032, 12445167, 12846624, 14223048, 16593556, 18964064, 24890334, 28446096, 33187112, 49780668, 56892192, 66374224, 99561336, 132748448, 199122672, 398245344]

約数ペア:

[(1, 398245344), (2, 199122672), (3, 132748448), (4, 99561336), (6, 66374224), (7, 56892192), (8, 49780668), (12, 33187112), (14, 28446096), (16, 24890334), (21, 18964064), (24, 16593556), (28, 14223048), (31, 12846624), (32, 12445167), (42, 9482032), (48, 8296778), (49, 8127456), (56, 7111524), (62, 6423312), (84, 4741016), (93, 4282208), (96, 4148389), (98, 4063728), (112, 3555762), (124, 3211656), (147, 2709152), (168, 2370508), (186, 2141104), (196, 2031864), (217, 1835232), (224, 1777881), (248, 1605828), (294, 1354576), (336, 1185254), (372, 1070552), (392, 1015932), (434, 917616), (496, 802914), (588, 677288), (651, 611744), (672, 592627), (744, 535276), (784, 507966), (868, 458808), (992, 401457), (1176, 338644), (1302, 305872), (1488, 267638), (1519, 262176), (1568, 253983), (1736, 229404), (2352, 169322), (2604, 152936), (2731, 145824), (2976, 133819), (3038, 131088), (3472, 114702), (4557, 87392), (4704, 84661), (5208, 76468), (5462, 72912), (6076, 65544), (6944, 57351), (8193, 48608), (9114, 43696), (10416, 38234), (10924, 36456), (12152, 32772), (16386, 24304), (18228, 21848), (19117, 20832)]