728145

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1471}}^1$

素因数の和:1493

約数の個数: 24

約数和(自身を含む): 1377792

約数和(自身を除く): 649647

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 1471, 4413, 7355, 13239, 16181, 22065, 48543, 66195, 80905, 145629, 242715, 728145]

約数ペア:

[(1, 728145), (3, 242715), (5, 145629), (9, 80905), (11, 66195), (15, 48543), (33, 22065), (45, 16181), (55, 13239), (99, 7355), (165, 4413), (495, 1471)]