129616812

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{661}}^1$

素因数の和:1103

約数の個数: 72

約数和(自身を含む): 354222960

約数和(自身を除く): 224606148

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 419, 468, 661, 838, 1257, 1322, 1676, 1983, 2514, 2644, 3771, 3966, 5028, 5447, 5949, 7542, 7932, 8593, 10894, 11898, 15084, 16341, 17186, 21788, 23796, 25779, 32682, 34372, 49023, 51558, 65364, 77337, 98046, 103116, 154674, 196092, 276959, 309348, 553918, 830877, 1107836, 1661754, 2492631, 3323508, 3600467, 4985262, 7200934, 9970524, 10801401, 14401868, 21602802, 32404203, 43205604, 64808406, 129616812]

約数ペア:

[(1, 129616812), (2, 64808406), (3, 43205604), (4, 32404203), (6, 21602802), (9, 14401868), (12, 10801401), (13, 9970524), (18, 7200934), (26, 4985262), (36, 3600467), (39, 3323508), (52, 2492631), (78, 1661754), (117, 1107836), (156, 830877), (234, 553918), (419, 309348), (468, 276959), (661, 196092), (838, 154674), (1257, 103116), (1322, 98046), (1676, 77337), (1983, 65364), (2514, 51558), (2644, 49023), (3771, 34372), (3966, 32682), (5028, 25779), (5447, 23796), (5949, 21788), (7542, 17186), (7932, 16341), (8593, 15084), (10894, 11898)]