31791812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 62092800

約数和(自身を除く): 30300988

約数列:

[1, 2, 4, 13, 26, 52, 71, 79, 109, 142, 158, 218, 284, 316, 436, 923, 1027, 1417, 1846, 2054, 2834, 3692, 4108, 5609, 5668, 7739, 8611, 11218, 15478, 17222, 22436, 30956, 34444, 72917, 100607, 111943, 145834, 201214, 223886, 291668, 402428, 447772, 611381, 1222762, 2445524, 7947953, 15895906, 31791812]

約数ペア:

[(1, 31791812), (2, 15895906), (4, 7947953), (13, 2445524), (26, 1222762), (52, 611381), (71, 447772), (79, 402428), (109, 291668), (142, 223886), (158, 201214), (218, 145834), (284, 111943), (316, 100607), (436, 72917), (923, 34444), (1027, 30956), (1417, 22436), (1846, 17222), (2054, 15478), (2834, 11218), (3692, 8611), (4108, 7739), (5609, 5668)]