31423336

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:854

約数の個数: 64

約数和(自身を含む): 72622080

約数和(自身を除く): 41198744

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 31, 46, 56, 62, 92, 124, 161, 184, 217, 248, 322, 434, 644, 713, 787, 868, 1288, 1426, 1574, 1736, 2852, 3148, 4991, 5509, 5704, 6296, 9982, 11018, 18101, 19964, 22036, 24397, 36202, 39928, 44072, 48794, 72404, 97588, 126707, 144808, 170779, 195176, 253414, 341558, 506828, 561131, 683116, 1013656, 1122262, 1366232, 2244524, 3927917, 4489048, 7855834, 15711668, 31423336]

約数ペア:

[(1, 31423336), (2, 15711668), (4, 7855834), (7, 4489048), (8, 3927917), (14, 2244524), (23, 1366232), (28, 1122262), (31, 1013656), (46, 683116), (56, 561131), (62, 506828), (92, 341558), (124, 253414), (161, 195176), (184, 170779), (217, 144808), (248, 126707), (322, 97588), (434, 72404), (644, 48794), (713, 44072), (787, 39928), (868, 36202), (1288, 24397), (1426, 22036), (1574, 19964), (1736, 18101), (2852, 11018), (3148, 9982), (4991, 6296), (5509, 5704)]