15721094403

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3719}}^1\times {\mathrm{3947}}^1$

素因数の和:7696

約数の個数: 48

約数和(自身を含む): 27493240320

約数和(自身を除く): 11772145917

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 3719, 3947, 11157, 11841, 26033, 27629, 33471, 35523, 63223, 67099, 78099, 82887, 189669, 201297, 234297, 248661, 442561, 469693, 569007, 603891, 1327683, 1409079, 3983049, 4227237, 14678893, 44036679, 102752251, 132110037, 249541181, 308256753, 748623543, 924770259, 1746788267, 2245870629, 5240364801, 15721094403]

約数ペア:

[(1, 15721094403), (3, 5240364801), (7, 2245870629), (9, 1746788267), (17, 924770259), (21, 748623543), (51, 308256753), (63, 249541181), (119, 132110037), (153, 102752251), (357, 44036679), (1071, 14678893), (3719, 4227237), (3947, 3983049), (11157, 1409079), (11841, 1327683), (26033, 603891), (27629, 569007), (33471, 469693), (35523, 442561), (63223, 248661), (67099, 234297), (78099, 201297), (82887, 189669)]