734913

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:266

約数の個数: 20

約数和(自身を含む): 1128688

約数和(自身を除く): 393775

約数列:

[1, 3, 9, 27, 43, 81, 129, 211, 387, 633, 1161, 1899, 3483, 5697, 9073, 17091, 27219, 81657, 244971, 734913]

約数ペア:

[(1, 734913), (3, 244971), (9, 81657), (27, 27219), (43, 17091), (81, 9073), (129, 5697), (211, 3483), (387, 1899), (633, 1161)]