329128552

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{587}}^1\times {\mathrm{643}}^1$

素因数の和:1345

約数の個数: 32

約数和(自身を含む): 624808800

約数和(自身を除く): 295680248

約数列:

[1, 2, 4, 8, 109, 218, 436, 587, 643, 872, 1174, 1286, 2348, 2572, 4696, 5144, 63983, 70087, 127966, 140174, 255932, 280348, 377441, 511864, 560696, 754882, 1509764, 3019528, 41141069, 82282138, 164564276, 329128552]

約数ペア:

[(1, 329128552), (2, 164564276), (4, 82282138), (8, 41141069), (109, 3019528), (218, 1509764), (436, 754882), (587, 560696), (643, 511864), (872, 377441), (1174, 280348), (1286, 255932), (2348, 140174), (2572, 127966), (4696, 70087), (5144, 63983)]