31377735

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 57028608

約数和(自身を除く): 25650873

約数列:

[1, 3, 5, 9, 15, 31, 45, 83, 93, 155, 249, 271, 279, 415, 465, 747, 813, 1245, 1355, 1395, 2439, 2573, 3735, 4065, 7719, 8401, 12195, 12865, 22493, 23157, 25203, 38595, 42005, 67479, 75609, 112465, 115785, 126015, 202437, 337395, 378045, 697283, 1012185, 2091849, 3486415, 6275547, 10459245, 31377735]

約数ペア:

[(1, 31377735), (3, 10459245), (5, 6275547), (9, 3486415), (15, 2091849), (31, 1012185), (45, 697283), (83, 378045), (93, 337395), (155, 202437), (249, 126015), (271, 115785), (279, 112465), (415, 75609), (465, 67479), (747, 42005), (813, 38595), (1245, 25203), (1355, 23157), (1395, 22493), (2439, 12865), (2573, 12195), (3735, 8401), (4065, 7719)]