239465145

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{3491}}^1$

素因数の和:3785

約数の個数: 32

約数和(自身を含む): 407306880

約数和(自身を除く): 167841735

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 269, 807, 1345, 3491, 4035, 4573, 10473, 13719, 17455, 22865, 52365, 59347, 68595, 178041, 296735, 890205, 939079, 2817237, 4695395, 14086185, 15964343, 47893029, 79821715, 239465145]

約数ペア:

[(1, 239465145), (3, 79821715), (5, 47893029), (15, 15964343), (17, 14086185), (51, 4695395), (85, 2817237), (255, 939079), (269, 890205), (807, 296735), (1345, 178041), (3491, 68595), (4035, 59347), (4573, 52365), (10473, 22865), (13719, 17455)]