71976135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 145234944

約数和(自身を除く): 73258809

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 101, 105, 165, 231, 303, 385, 505, 617, 707, 1111, 1155, 1515, 1851, 2121, 3085, 3333, 3535, 4319, 5555, 6787, 7777, 9255, 10605, 12957, 16665, 20361, 21595, 23331, 33935, 38885, 47509, 62317, 64785, 101805, 116655, 142527, 186951, 237545, 311585, 436219, 685487, 712635, 934755, 1308657, 2056461, 2181095, 3427435, 4798409, 6543285, 10282305, 14395227, 23992045, 71976135]

約数ペア:

[(1, 71976135), (3, 23992045), (5, 14395227), (7, 10282305), (11, 6543285), (15, 4798409), (21, 3427435), (33, 2181095), (35, 2056461), (55, 1308657), (77, 934755), (101, 712635), (105, 685487), (165, 436219), (231, 311585), (303, 237545), (385, 186951), (505, 142527), (617, 116655), (707, 101805), (1111, 64785), (1155, 62317), (1515, 47509), (1851, 38885), (2121, 33935), (3085, 23331), (3333, 21595), (3535, 20361), (4319, 16665), (5555, 12957), (6787, 10605), (7777, 9255)]