128520488504

素因数分解:

$2^3\times {\mathrm{520427}}^1\times {\mathrm{30869}}^1$

素因数の和:551302

約数の個数: 16

約数和(自身を含む): 240984185400

約数和(自身を除く): 112463696896

約数列:

[1, 2, 4, 8, 30869, 61738, 123476, 246952, 520427, 1040854, 2081708, 4163416, 16065061063, 32130122126, 64260244252, 128520488504]

約数ペア:

[(1, 128520488504), (2, 64260244252), (4, 32130122126), (8, 16065061063), (30869, 4163416), (61738, 2081708), (123476, 1040854), (246952, 520427)]