51864525

素因数分解:

$3^2\times 5^2\times {\mathrm{353}}^1\times {\mathrm{653}}^1$

素因数の和:1022

約数の個数: 36

約数和(自身を含む): 93300948

約数和(自身を除く): 41436423

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 353, 653, 1059, 1765, 1959, 3177, 3265, 5295, 5877, 8825, 9795, 15885, 16325, 26475, 29385, 48975, 79425, 146925, 230509, 691527, 1152545, 2074581, 3457635, 5762725, 10372905, 17288175, 51864525]

約数ペア:

[(1, 51864525), (3, 17288175), (5, 10372905), (9, 5762725), (15, 3457635), (25, 2074581), (45, 1152545), (75, 691527), (225, 230509), (353, 146925), (653, 79425), (1059, 48975), (1765, 29385), (1959, 26475), (3177, 16325), (3265, 15885), (5295, 9795), (5877, 8825)]