31318352

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{521}}^1$

素因数の和:576

約数の個数: 60

約数和(自身を含む): 69550236

約数和(自身を除く): 38231884

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 289, 442, 521, 578, 884, 1042, 1156, 1768, 2084, 2312, 3536, 3757, 4168, 4624, 6773, 7514, 8336, 8857, 13546, 15028, 17714, 27092, 30056, 35428, 54184, 60112, 70856, 108368, 115141, 141712, 150569, 230282, 301138, 460564, 602276, 921128, 1204552, 1842256, 1957397, 2409104, 3914794, 7829588, 15659176, 31318352]

約数ペア:

[(1, 31318352), (2, 15659176), (4, 7829588), (8, 3914794), (13, 2409104), (16, 1957397), (17, 1842256), (26, 1204552), (34, 921128), (52, 602276), (68, 460564), (104, 301138), (136, 230282), (208, 150569), (221, 141712), (272, 115141), (289, 108368), (442, 70856), (521, 60112), (578, 54184), (884, 35428), (1042, 30056), (1156, 27092), (1768, 17714), (2084, 15028), (2312, 13546), (3536, 8857), (3757, 8336), (4168, 7514), (4624, 6773)]