129281384

素因数分解:

$2^3\times {\mathrm{307}}^1\times {\mathrm{52639}}^1$

素因数の和:52952

約数の個数: 16

約数和(自身を含む): 243196800

約数和(自身を除く): 113915416

約数列:

[1, 2, 4, 8, 307, 614, 1228, 2456, 52639, 105278, 210556, 421112, 16160173, 32320346, 64640692, 129281384]

約数ペア:

[(1, 129281384), (2, 64640692), (4, 32320346), (8, 16160173), (307, 421112), (614, 210556), (1228, 105278), (2456, 52639)]