31256745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2029}}^1$

素因数の和:2129

約数の個数: 32

約数和(自身を含む): 54566400

約数和(自身を除く): 23309655

約数列:

[1, 3, 5, 13, 15, 39, 65, 79, 195, 237, 395, 1027, 1185, 2029, 3081, 5135, 6087, 10145, 15405, 26377, 30435, 79131, 131885, 160291, 395655, 480873, 801455, 2083783, 2404365, 6251349, 10418915, 31256745]

約数ペア:

[(1, 31256745), (3, 10418915), (5, 6251349), (13, 2404365), (15, 2083783), (39, 801455), (65, 480873), (79, 395655), (195, 160291), (237, 131885), (395, 79131), (1027, 30435), (1185, 26377), (2029, 15405), (3081, 10145), (5135, 6087)]