243396686

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{971}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 407586816

約数和(自身を除く): 164190130

約数列:

[1, 2, 13, 26, 31, 62, 311, 403, 622, 806, 971, 1942, 4043, 8086, 9641, 12623, 19282, 25246, 30101, 60202, 125333, 250666, 301981, 391313, 603962, 782626, 3925753, 7851506, 9361411, 18722822, 121698343, 243396686]

約数ペア:

[(1, 243396686), (2, 121698343), (13, 18722822), (26, 9361411), (31, 7851506), (62, 3925753), (311, 782626), (403, 603962), (622, 391313), (806, 301981), (971, 250666), (1942, 125333), (4043, 60202), (8086, 30101), (9641, 25246), (12623, 19282)]