214878909

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{2423}}^1$

素因数の和:2577

約数の個数: 32

約数和(自身を含む): 338817024

約数和(自身を除く): 123938115

約数列:

[1, 3, 7, 21, 41, 103, 123, 287, 309, 721, 861, 2163, 2423, 4223, 7269, 12669, 16961, 29561, 50883, 88683, 99343, 249569, 298029, 695401, 748707, 1746983, 2086203, 5240949, 10232329, 30696987, 71626303, 214878909]

約数ペア:

[(1, 214878909), (3, 71626303), (7, 30696987), (21, 10232329), (41, 5240949), (103, 2086203), (123, 1746983), (287, 748707), (309, 695401), (721, 298029), (861, 249569), (2163, 99343), (2423, 88683), (4223, 50883), (7269, 29561), (12669, 16961)]