289654528

素因数分解:

$2^8\times {\mathrm{1131463}}^1$

素因数の和:1131479

約数の個数: 18

約数和(自身を含む): 578178104

約数和(自身を除く): 288523576

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1131463, 2262926, 4525852, 9051704, 18103408, 36206816, 72413632, 144827264, 289654528]

約数ペア:

[(1, 289654528), (2, 144827264), (4, 72413632), (8, 36206816), (16, 18103408), (32, 9051704), (64, 4525852), (128, 2262926), (256, 1131463)]