311948990

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{4493}}^1$

素因数の和:4684

約数の個数: 32

約数和(自身を含む): 576598176

約数和(自身を除く): 264649186

約数列:

[1, 2, 5, 10, 53, 106, 131, 262, 265, 530, 655, 1310, 4493, 6943, 8986, 13886, 22465, 34715, 44930, 69430, 238129, 476258, 588583, 1177166, 1190645, 2381290, 2942915, 5885830, 31194899, 62389798, 155974495, 311948990]

約数ペア:

[(1, 311948990), (2, 155974495), (5, 62389798), (10, 31194899), (53, 5885830), (106, 2942915), (131, 2381290), (262, 1190645), (265, 1177166), (530, 588583), (655, 476258), (1310, 238129), (4493, 69430), (6943, 44930), (8986, 34715), (13886, 22465)]