221401076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{16963}}^1$

素因数の和:17231

約数の個数: 24

約数和(自身を含む): 418942944

約数和(自身を除く): 197541868

約数列:

[1, 2, 4, 13, 26, 52, 251, 502, 1004, 3263, 6526, 13052, 16963, 33926, 67852, 220519, 441038, 882076, 4257713, 8515426, 17030852, 55350269, 110700538, 221401076]

約数ペア:

[(1, 221401076), (2, 110700538), (4, 55350269), (13, 17030852), (26, 8515426), (52, 4257713), (251, 882076), (502, 441038), (1004, 220519), (3263, 67852), (6526, 33926), (13052, 16963)]