15678901251

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{691}}^1$

素因数の和:961

約数の個数: 96

約数和(自身を含む): 26297107200

約数和(自身を除く): 10618205949

約数列:

[1, 3, 9, 13, 19, 39, 57, 59, 117, 171, 173, 177, 247, 519, 531, 691, 741, 767, 1121, 1557, 2073, 2223, 2249, 2301, 3287, 3363, 6219, 6747, 6903, 8983, 9861, 10089, 10207, 13129, 14573, 20241, 26949, 29583, 30621, 39387, 40769, 42731, 43719, 80847, 91863, 118161, 119543, 122307, 128193, 131157, 132691, 170677, 193933, 358629, 366921, 384579, 398073, 512031, 529997, 581799, 774611, 1075887, 1194219, 1536093, 1554059, 1589991, 1745397, 2271317, 2323833, 2521129, 4662177, 4769973, 6813951, 6971499, 7053037, 7563387, 10069943, 13986531, 20441853, 21159111, 22690161, 29527121, 30209829, 63477333, 88581363, 90629487, 91689481, 134007703, 265744089, 275068443, 402023109, 825205329, 1206069327, 1742100139, 5226300417, 15678901251]

約数ペア:

[(1, 15678901251), (3, 5226300417), (9, 1742100139), (13, 1206069327), (19, 825205329), (39, 402023109), (57, 275068443), (59, 265744089), (117, 134007703), (171, 91689481), (173, 90629487), (177, 88581363), (247, 63477333), (519, 30209829), (531, 29527121), (691, 22690161), (741, 21159111), (767, 20441853), (1121, 13986531), (1557, 10069943), (2073, 7563387), (2223, 7053037), (2249, 6971499), (2301, 6813951), (3287, 4769973), (3363, 4662177), (6219, 2521129), (6747, 2323833), (6903, 2271317), (8983, 1745397), (9861, 1589991), (10089, 1554059), (10207, 1536093), (13129, 1194219), (14573, 1075887), (20241, 774611), (26949, 581799), (29583, 529997), (30621, 512031), (39387, 398073), (40769, 384579), (42731, 366921), (43719, 358629), (80847, 193933), (91863, 170677), (118161, 132691), (119543, 131157), (122307, 128193)]