28913950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{44483}}^1$

素因数の和:44508

約数の個数: 24

約数和(自身を含む): 57918168

約数和(自身を除く): 29004218

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 44483, 88966, 222415, 444830, 578279, 1112075, 1156558, 2224150, 2891395, 5782790, 14456975, 28913950]

約数ペア:

[(1, 28913950), (2, 14456975), (5, 5782790), (10, 2891395), (13, 2224150), (25, 1156558), (26, 1112075), (50, 578279), (65, 444830), (130, 222415), (325, 88966), (650, 44483)]