28671525

素因数分解:

$3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2089}}^1$

素因数の和:2166

約数の個数: 36

約数和(自身を含む): 52220740

約数和(自身を除く): 23549215

約数列:

[1, 3, 5, 9, 15, 25, 45, 61, 75, 183, 225, 305, 549, 915, 1525, 2089, 2745, 4575, 6267, 10445, 13725, 18801, 31335, 52225, 94005, 127429, 156675, 382287, 470025, 637145, 1146861, 1911435, 3185725, 5734305, 9557175, 28671525]

約数ペア:

[(1, 28671525), (3, 9557175), (5, 5734305), (9, 3185725), (15, 1911435), (25, 1146861), (45, 637145), (61, 470025), (75, 382287), (183, 156675), (225, 127429), (305, 94005), (549, 52225), (915, 31335), (1525, 18801), (2089, 13725), (2745, 10445), (4575, 6267)]