128796616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1238429}}^1$

素因数の和:1238448

約数の個数: 16

約数和(自身を含む): 260070300

約数和(自身を除く): 131273684

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1238429, 2476858, 4953716, 9907432, 16099577, 32199154, 64398308, 128796616]

約数ペア:

[(1, 128796616), (2, 64398308), (4, 32199154), (8, 16099577), (13, 9907432), (26, 4953716), (52, 2476858), (104, 1238429)]