131489436

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{2819}}^1$

素因数の和:2875

約数の個数: 72

約数和(自身を含む): 346792320

約数和(自身を除く): 215302884

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 169, 276, 299, 338, 507, 598, 676, 897, 1014, 1196, 1794, 2028, 2819, 3588, 3887, 5638, 7774, 8457, 11276, 11661, 15548, 16914, 23322, 33828, 36647, 46644, 64837, 73294, 109941, 129674, 146588, 194511, 219882, 259348, 389022, 439764, 476411, 778044, 842881, 952822, 1429233, 1685762, 1905644, 2528643, 2858466, 3371524, 5057286, 5716932, 10114572, 10957453, 21914906, 32872359, 43829812, 65744718, 131489436]

約数ペア:

[(1, 131489436), (2, 65744718), (3, 43829812), (4, 32872359), (6, 21914906), (12, 10957453), (13, 10114572), (23, 5716932), (26, 5057286), (39, 3371524), (46, 2858466), (52, 2528643), (69, 1905644), (78, 1685762), (92, 1429233), (138, 952822), (156, 842881), (169, 778044), (276, 476411), (299, 439764), (338, 389022), (507, 259348), (598, 219882), (676, 194511), (897, 146588), (1014, 129674), (1196, 109941), (1794, 73294), (2028, 64837), (2819, 46644), (3588, 36647), (3887, 33828), (5638, 23322), (7774, 16914), (8457, 15548), (11276, 11661)]