81108996

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1\times {\mathrm{349}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 192628800

約数和(自身を除く): 111519804

約数列:

[1, 2, 3, 4, 6, 12, 107, 181, 214, 321, 349, 362, 428, 543, 642, 698, 724, 1047, 1086, 1284, 1396, 2094, 2172, 4188, 19367, 37343, 38734, 58101, 63169, 74686, 77468, 112029, 116202, 126338, 149372, 189507, 224058, 232404, 252676, 379014, 448116, 758028, 6759083, 13518166, 20277249, 27036332, 40554498, 81108996]

約数ペア:

[(1, 81108996), (2, 40554498), (3, 27036332), (4, 20277249), (6, 13518166), (12, 6759083), (107, 758028), (181, 448116), (214, 379014), (321, 252676), (349, 232404), (362, 224058), (428, 189507), (543, 149372), (642, 126338), (698, 116202), (724, 112029), (1047, 77468), (1086, 74686), (1284, 63169), (1396, 58101), (2094, 38734), (2172, 37343), (4188, 19367)]