28710417

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 40700800

約数和(自身を除く): 11990383

約数列:

[1, 3, 23, 69, 79, 229, 237, 529, 687, 1587, 1817, 5267, 5451, 15801, 18091, 41791, 54273, 121141, 125373, 363423, 416093, 1248279, 9570139, 28710417]

約数ペア:

[(1, 28710417), (3, 9570139), (23, 1248279), (69, 416093), (79, 363423), (229, 125373), (237, 121141), (529, 54273), (687, 41791), (1587, 18091), (1817, 15801), (5267, 5451)]