31927844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 62610240

約数和(自身を除く): 30682396

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 109, 131, 172, 218, 262, 436, 524, 559, 1118, 1417, 1703, 2236, 2834, 3406, 4687, 5633, 5668, 6812, 9374, 11266, 14279, 18748, 22532, 28558, 57116, 60931, 73229, 121862, 146458, 185627, 243724, 292916, 371254, 613997, 742508, 1227994, 2455988, 7981961, 15963922, 31927844]

約数ペア:

[(1, 31927844), (2, 15963922), (4, 7981961), (13, 2455988), (26, 1227994), (43, 742508), (52, 613997), (86, 371254), (109, 292916), (131, 243724), (172, 185627), (218, 146458), (262, 121862), (436, 73229), (524, 60931), (559, 57116), (1118, 28558), (1417, 22532), (1703, 18748), (2236, 14279), (2834, 11266), (3406, 9374), (4687, 6812), (5633, 5668)]