287482390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{9491}}^1$

素因数の和:9744

約数の個数: 32

約数和(自身を含む): 559724256

約数和(自身を除く): 272241866

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 233, 466, 1165, 2330, 3029, 6058, 9491, 15145, 18982, 30290, 47455, 94910, 123383, 246766, 616915, 1233830, 2211403, 4422806, 11057015, 22114030, 28748239, 57496478, 143741195, 287482390]

約数ペア:

[(1, 287482390), (2, 143741195), (5, 57496478), (10, 28748239), (13, 22114030), (26, 11057015), (65, 4422806), (130, 2211403), (233, 1233830), (466, 616915), (1165, 246766), (2330, 123383), (3029, 94910), (6058, 47455), (9491, 30290), (15145, 18982)]