18461790501

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{113}}^2\times {\mathrm{569}}^1$

素因数の和:827

約数の個数: 72

約数和(自身を含む): 31253127360

約数和(自身を除く): 12791336859

約数列:

[1, 3, 7, 11, 21, 33, 77, 113, 121, 231, 339, 363, 569, 791, 847, 1243, 1707, 2373, 2541, 3729, 3983, 6259, 8701, 11949, 12769, 13673, 18777, 26103, 38307, 41019, 43813, 64297, 68849, 89383, 95711, 131439, 140459, 192891, 206547, 268149, 287133, 421377, 450079, 481943, 707267, 983213, 1350237, 1445829, 1545049, 2121801, 2949639, 4635147, 4950869, 7265561, 7779937, 10815343, 14852607, 21796683, 23339811, 32446029, 50858927, 54459559, 79921171, 152576781, 163378677, 239763513, 559448197, 879132881, 1678344591, 2637398643, 6153930167, 18461790501]

約数ペア:

[(1, 18461790501), (3, 6153930167), (7, 2637398643), (11, 1678344591), (21, 879132881), (33, 559448197), (77, 239763513), (113, 163378677), (121, 152576781), (231, 79921171), (339, 54459559), (363, 50858927), (569, 32446029), (791, 23339811), (847, 21796683), (1243, 14852607), (1707, 10815343), (2373, 7779937), (2541, 7265561), (3729, 4950869), (3983, 4635147), (6259, 2949639), (8701, 2121801), (11949, 1545049), (12769, 1445829), (13673, 1350237), (18777, 983213), (26103, 707267), (38307, 481943), (41019, 450079), (43813, 421377), (64297, 287133), (68849, 268149), (89383, 206547), (95711, 192891), (131439, 140459)]