31892705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 43092000

約数和(自身を除く): 11199295

約数列:

[1, 5, 13, 37, 65, 89, 149, 185, 445, 481, 745, 1157, 1937, 2405, 3293, 5513, 5785, 9685, 13261, 16465, 27565, 42809, 66305, 71669, 172393, 214045, 358345, 490657, 861965, 2453285, 6378541, 31892705]

約数ペア:

[(1, 31892705), (5, 6378541), (13, 2453285), (37, 861965), (65, 490657), (89, 358345), (149, 214045), (185, 172393), (445, 71669), (481, 66305), (745, 42809), (1157, 27565), (1937, 16465), (2405, 13261), (3293, 9685), (5513, 5785)]