320417715

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{8219}}^1$

素因数の和:8363

約数の個数: 32

約数和(自身を含む): 539758080

約数和(自身を除く): 219340365

約数列:

[1, 3, 5, 15, 23, 69, 113, 115, 339, 345, 565, 1695, 2599, 7797, 8219, 12995, 24657, 38985, 41095, 123285, 189037, 567111, 928747, 945185, 2786241, 2835555, 4643735, 13931205, 21361181, 64083543, 106805905, 320417715]

約数ペア:

[(1, 320417715), (3, 106805905), (5, 64083543), (15, 21361181), (23, 13931205), (69, 4643735), (113, 2835555), (115, 2786241), (339, 945185), (345, 928747), (565, 567111), (1695, 189037), (2599, 123285), (7797, 41095), (8219, 38985), (12995, 24657)]