217907982

素因数分解:

$2^1\times 3^4\times {\mathrm{61}}^1\times {\mathrm{22051}}^1$

素因数の和:22126

約数の個数: 40

約数和(自身を含む): 496302312

約数和(自身を除く): 278394330

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 81, 122, 162, 183, 366, 549, 1098, 1647, 3294, 4941, 9882, 22051, 44102, 66153, 132306, 198459, 396918, 595377, 1190754, 1345111, 1786131, 2690222, 3572262, 4035333, 8070666, 12105999, 24211998, 36317997, 72635994, 108953991, 217907982]

約数ペア:

[(1, 217907982), (2, 108953991), (3, 72635994), (6, 36317997), (9, 24211998), (18, 12105999), (27, 8070666), (54, 4035333), (61, 3572262), (81, 2690222), (122, 1786131), (162, 1345111), (183, 1190754), (366, 595377), (549, 396918), (1098, 198459), (1647, 132306), (3294, 66153), (4941, 44102), (9882, 22051)]