78871198

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{1423}}^1$

素因数の和:1576

約数の個数: 32

約数和(自身を含む): 140258304

約数和(自身を除く): 61387106

約数列:

[1, 2, 7, 14, 37, 74, 107, 214, 259, 518, 749, 1423, 1498, 2846, 3959, 7918, 9961, 19922, 27713, 52651, 55426, 105302, 152261, 304522, 368557, 737114, 1065827, 2131654, 5633657, 11267314, 39435599, 78871198]

約数ペア:

[(1, 78871198), (2, 39435599), (7, 11267314), (14, 5633657), (37, 2131654), (74, 1065827), (107, 737114), (214, 368557), (259, 304522), (518, 152261), (749, 105302), (1423, 55426), (1498, 52651), (2846, 27713), (3959, 19922), (7918, 9961)]