87121528

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{64439}}^1$

素因数の和:64471

約数の個数: 24

約数和(自身を含む): 176887800

約数和(自身を除く): 89766272

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 64439, 128878, 257756, 515512, 837707, 1675414, 3350828, 6701656, 10890191, 21780382, 43560764, 87121528]

約数ペア:

[(1, 87121528), (2, 43560764), (4, 21780382), (8, 10890191), (13, 6701656), (26, 3350828), (52, 1675414), (104, 837707), (169, 515512), (338, 257756), (676, 128878), (1352, 64439)]