164879991

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{63391}}^1$

素因数の和:63431

約数の個数: 18

約数和(自身を含む): 252997472

約数和(自身を除く): 88117481

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 63391, 190173, 570519, 1077647, 3232941, 9698823, 18319999, 54959997, 164879991]

約数ペア:

[(1, 164879991), (3, 54959997), (9, 18319999), (17, 9698823), (51, 3232941), (153, 1077647), (289, 570519), (867, 190173), (2601, 63391)]