257571732

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{3347}}^1$

素因数の和:3429

約数の個数: 72

約数和(自身を含む): 673269408

約数和(自身を除く): 415697676

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 53, 66, 106, 121, 132, 159, 212, 242, 318, 363, 484, 583, 636, 726, 1166, 1452, 1749, 2332, 3347, 3498, 6413, 6694, 6996, 10041, 12826, 13388, 19239, 20082, 25652, 36817, 38478, 40164, 73634, 76956, 110451, 147268, 177391, 220902, 354782, 404987, 441804, 532173, 709564, 809974, 1064346, 1214961, 1619948, 1951301, 2128692, 2429922, 3902602, 4859844, 5853903, 7805204, 11707806, 21464311, 23415612, 42928622, 64392933, 85857244, 128785866, 257571732]

約数ペア:

[(1, 257571732), (2, 128785866), (3, 85857244), (4, 64392933), (6, 42928622), (11, 23415612), (12, 21464311), (22, 11707806), (33, 7805204), (44, 5853903), (53, 4859844), (66, 3902602), (106, 2429922), (121, 2128692), (132, 1951301), (159, 1619948), (212, 1214961), (242, 1064346), (318, 809974), (363, 709564), (484, 532173), (583, 441804), (636, 404987), (726, 354782), (1166, 220902), (1452, 177391), (1749, 147268), (2332, 110451), (3347, 76956), (3498, 73634), (6413, 40164), (6694, 38478), (6996, 36817), (10041, 25652), (12826, 20082), (13388, 19239)]