397446784

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:442

約数の個数: 128

約数和(自身を含む): 959616000

約数和(自身を除く): 562169216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 41, 56, 62, 64, 82, 112, 124, 128, 164, 217, 224, 248, 287, 328, 349, 434, 448, 496, 574, 656, 698, 868, 896, 992, 1148, 1271, 1312, 1396, 1736, 1984, 2296, 2443, 2542, 2624, 2792, 3472, 3968, 4592, 4886, 5084, 5248, 5584, 6944, 8897, 9184, 9772, 10168, 10819, 11168, 13888, 14309, 17794, 18368, 19544, 20336, 21638, 22336, 27776, 28618, 35588, 36736, 39088, 40672, 43276, 44672, 57236, 71176, 75733, 78176, 81344, 86552, 100163, 114472, 142352, 151466, 156352, 162688, 173104, 200326, 228944, 284704, 302932, 312704, 346208, 400652, 443579, 457888, 569408, 605864, 692416, 801304, 887158, 915776, 1138816, 1211728, 1384832, 1602608, 1774316, 1831552, 2423456, 3105053, 3205216, 3548632, 4846912, 6210106, 6410432, 7097264, 9693824, 12420212, 12820864, 14194528, 24840424, 28389056, 49680848, 56778112, 99361696, 198723392, 397446784]

約数ペア:

[(1, 397446784), (2, 198723392), (4, 99361696), (7, 56778112), (8, 49680848), (14, 28389056), (16, 24840424), (28, 14194528), (31, 12820864), (32, 12420212), (41, 9693824), (56, 7097264), (62, 6410432), (64, 6210106), (82, 4846912), (112, 3548632), (124, 3205216), (128, 3105053), (164, 2423456), (217, 1831552), (224, 1774316), (248, 1602608), (287, 1384832), (328, 1211728), (349, 1138816), (434, 915776), (448, 887158), (496, 801304), (574, 692416), (656, 605864), (698, 569408), (868, 457888), (896, 443579), (992, 400652), (1148, 346208), (1271, 312704), (1312, 302932), (1396, 284704), (1736, 228944), (1984, 200326), (2296, 173104), (2443, 162688), (2542, 156352), (2624, 151466), (2792, 142352), (3472, 114472), (3968, 100163), (4592, 86552), (4886, 81344), (5084, 78176), (5248, 75733), (5584, 71176), (6944, 57236), (8897, 44672), (9184, 43276), (9772, 40672), (10168, 39088), (10819, 36736), (11168, 35588), (13888, 28618), (14309, 27776), (17794, 22336), (18368, 21638), (19544, 20336)]