240331399

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2693}}^1$

素因数の和:2791

約数の個数: 32

約数和(自身を含む): 320693760

約数和(自身を除く): 80362361

約数列:

[1, 7, 11, 19, 61, 77, 133, 209, 427, 671, 1159, 1463, 2693, 4697, 8113, 12749, 18851, 29623, 51167, 89243, 164273, 207361, 358169, 562837, 1149911, 1807003, 3121187, 3939859, 12649021, 21848309, 34333057, 240331399]

約数ペア:

[(1, 240331399), (7, 34333057), (11, 21848309), (19, 12649021), (61, 3939859), (77, 3121187), (133, 1807003), (209, 1149911), (427, 562837), (671, 358169), (1159, 207361), (1463, 164273), (2693, 89243), (4697, 51167), (8113, 29623), (12749, 18851)]