47139885

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1321}}^1$

素因数の和:1406

約数の個数: 48

約数和(自身を含む): 89504688

約数和(自身を除く): 42364803

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 61, 65, 117, 183, 195, 305, 549, 585, 793, 915, 1321, 2379, 2745, 3963, 3965, 6605, 7137, 11889, 11895, 17173, 19815, 35685, 51519, 59445, 80581, 85865, 154557, 241743, 257595, 402905, 725229, 772785, 1047553, 1208715, 3142659, 3626145, 5237765, 9427977, 15713295, 47139885]

約数ペア:

[(1, 47139885), (3, 15713295), (5, 9427977), (9, 5237765), (13, 3626145), (15, 3142659), (39, 1208715), (45, 1047553), (61, 772785), (65, 725229), (117, 402905), (183, 257595), (195, 241743), (305, 154557), (549, 85865), (585, 80581), (793, 59445), (915, 51519), (1321, 35685), (2379, 19815), (2745, 17173), (3963, 11895), (3965, 11889), (6605, 7137)]