31034913

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1439}}^1$

素因数の和:1541

約数の個数: 32

約数和(自身を含む): 51609600

約数和(自身を除く): 20574687

約数列:

[1, 3, 7, 13, 21, 39, 79, 91, 237, 273, 553, 1027, 1439, 1659, 3081, 4317, 7189, 10073, 18707, 21567, 30219, 56121, 113681, 130949, 341043, 392847, 795767, 1477853, 2387301, 4433559, 10344971, 31034913]

約数ペア:

[(1, 31034913), (3, 10344971), (7, 4433559), (13, 2387301), (21, 1477853), (39, 795767), (79, 392847), (91, 341043), (237, 130949), (273, 113681), (553, 56121), (1027, 30219), (1439, 21567), (1659, 18707), (3081, 10073), (4317, 7189)]