391831232

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2131}}^1$

素因数の和:2186

約数の個数: 84

約数和(自身を含む): 891896616

約数和(自身を除く): 500065384

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 169, 208, 221, 272, 338, 416, 442, 544, 676, 832, 884, 1088, 1352, 1768, 2131, 2704, 2873, 3536, 4262, 5408, 5746, 7072, 8524, 10816, 11492, 14144, 17048, 22984, 27703, 34096, 36227, 45968, 55406, 68192, 72454, 91936, 110812, 136384, 144908, 183872, 221624, 289816, 360139, 443248, 470951, 579632, 720278, 886496, 941902, 1159264, 1440556, 1772992, 1883804, 2318528, 2881112, 3767608, 5762224, 6122363, 7535216, 11524448, 12244726, 15070432, 23048896, 24489452, 30140864, 48978904, 97957808, 195915616, 391831232]

約数ペア:

[(1, 391831232), (2, 195915616), (4, 97957808), (8, 48978904), (13, 30140864), (16, 24489452), (17, 23048896), (26, 15070432), (32, 12244726), (34, 11524448), (52, 7535216), (64, 6122363), (68, 5762224), (104, 3767608), (136, 2881112), (169, 2318528), (208, 1883804), (221, 1772992), (272, 1440556), (338, 1159264), (416, 941902), (442, 886496), (544, 720278), (676, 579632), (832, 470951), (884, 443248), (1088, 360139), (1352, 289816), (1768, 221624), (2131, 183872), (2704, 144908), (2873, 136384), (3536, 110812), (4262, 91936), (5408, 72454), (5746, 68192), (7072, 55406), (8524, 45968), (10816, 36227), (11492, 34096), (14144, 27703), (17048, 22984)]