31913856

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2131}}^1$

素因数の和:2164

約数の個数: 96

約数和(自身を含む): 98946120

約数和(自身を除く): 67032264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 288, 312, 384, 416, 468, 576, 624, 832, 936, 1152, 1248, 1664, 1872, 2131, 2496, 3744, 4262, 4992, 6393, 7488, 8524, 12786, 14976, 17048, 19179, 25572, 27703, 34096, 38358, 51144, 55406, 68192, 76716, 83109, 102288, 110812, 136384, 153432, 166218, 204576, 221624, 249327, 272768, 306864, 332436, 409152, 443248, 498654, 613728, 664872, 818304, 886496, 997308, 1227456, 1329744, 1772992, 1994616, 2454912, 2659488, 3545984, 3989232, 5318976, 7978464, 10637952, 15956928, 31913856]

約数ペア:

[(1, 31913856), (2, 15956928), (3, 10637952), (4, 7978464), (6, 5318976), (8, 3989232), (9, 3545984), (12, 2659488), (13, 2454912), (16, 1994616), (18, 1772992), (24, 1329744), (26, 1227456), (32, 997308), (36, 886496), (39, 818304), (48, 664872), (52, 613728), (64, 498654), (72, 443248), (78, 409152), (96, 332436), (104, 306864), (117, 272768), (128, 249327), (144, 221624), (156, 204576), (192, 166218), (208, 153432), (234, 136384), (288, 110812), (312, 102288), (384, 83109), (416, 76716), (468, 68192), (576, 55406), (624, 51144), (832, 38358), (936, 34096), (1152, 27703), (1248, 25572), (1664, 19179), (1872, 17048), (2131, 14976), (2496, 12786), (3744, 8524), (4262, 7488), (4992, 6393)]