2015966491

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{18661}}^1$

素因数の和:18763

約数の個数: 32

約数和(自身を含む): 2665829376

約数和(自身を除く): 649862885

約数列:

[1, 7, 11, 23, 61, 77, 161, 253, 427, 671, 1403, 1771, 4697, 9821, 15433, 18661, 108031, 130627, 205271, 429203, 1138321, 1436897, 3004421, 4721233, 7968247, 12521531, 26181383, 33048631, 87650717, 183269681, 287995213, 2015966491]

約数ペア:

[(1, 2015966491), (7, 287995213), (11, 183269681), (23, 87650717), (61, 33048631), (77, 26181383), (161, 12521531), (253, 7968247), (427, 4721233), (671, 3004421), (1403, 1436897), (1771, 1138321), (4697, 429203), (9821, 205271), (15433, 130627), (18661, 108031)]