399081312

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{197957}}^1$

素因数の和:197980

約数の個数: 72

約数和(自身を含む): 1297020816

約数和(自身を除く): 897939504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 197957, 395914, 593871, 791828, 1187742, 1385699, 1583656, 1781613, 2375484, 2771398, 3167312, 3563226, 4157097, 4750968, 5542796, 6334624, 7126452, 8314194, 9501936, 11085592, 12471291, 14252904, 16628388, 19003872, 22171184, 24942582, 28505808, 33256776, 44342368, 49885164, 57011616, 66513552, 99770328, 133027104, 199540656, 399081312]

約数ペア:

[(1, 399081312), (2, 199540656), (3, 133027104), (4, 99770328), (6, 66513552), (7, 57011616), (8, 49885164), (9, 44342368), (12, 33256776), (14, 28505808), (16, 24942582), (18, 22171184), (21, 19003872), (24, 16628388), (28, 14252904), (32, 12471291), (36, 11085592), (42, 9501936), (48, 8314194), (56, 7126452), (63, 6334624), (72, 5542796), (84, 4750968), (96, 4157097), (112, 3563226), (126, 3167312), (144, 2771398), (168, 2375484), (224, 1781613), (252, 1583656), (288, 1385699), (336, 1187742), (504, 791828), (672, 593871), (1008, 395914), (2016, 197957)]