28701296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3209}}^1$

素因数の和:3273

約数の個数: 40

約数和(自身を含む): 61298160

約数和(自身を除く): 32596864

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 3209, 4472, 6418, 8944, 12836, 25672, 41717, 51344, 83434, 137987, 166868, 275974, 333736, 551948, 667472, 1103896, 1793831, 2207792, 3587662, 7175324, 14350648, 28701296]

約数ペア:

[(1, 28701296), (2, 14350648), (4, 7175324), (8, 3587662), (13, 2207792), (16, 1793831), (26, 1103896), (43, 667472), (52, 551948), (86, 333736), (104, 275974), (172, 166868), (208, 137987), (344, 83434), (559, 51344), (688, 41717), (1118, 25672), (2236, 12836), (3209, 8944), (4472, 6418)]