201940911

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4423}}^1$

素因数の和:4540

約数の個数: 32

約数和(自身を含む): 318528000

約数和(自身を除く): 116587089

約数列:

[1, 3, 9, 19, 27, 57, 89, 171, 267, 513, 801, 1691, 2403, 4423, 5073, 13269, 15219, 39807, 45657, 84037, 119421, 252111, 393647, 756333, 1180941, 2268999, 3542823, 7479293, 10628469, 22437879, 67313637, 201940911]

約数ペア:

[(1, 201940911), (3, 67313637), (9, 22437879), (19, 10628469), (27, 7479293), (57, 3542823), (89, 2268999), (171, 1180941), (267, 756333), (513, 393647), (801, 252111), (1691, 119421), (2403, 84037), (4423, 45657), (5073, 39807), (13269, 15219)]