690345

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1$

素因数の和:86

約数の個数: 36

約数和(自身を含む): 1294020

約数和(自身を除く): 603675

約数列:

[1, 3, 5, 9, 15, 23, 29, 45, 69, 87, 115, 145, 207, 261, 345, 435, 529, 667, 1035, 1305, 1587, 2001, 2645, 3335, 4761, 6003, 7935, 10005, 15341, 23805, 30015, 46023, 76705, 138069, 230115, 690345]

約数ペア:

[(1, 690345), (3, 230115), (5, 138069), (9, 76705), (15, 46023), (23, 30015), (29, 23805), (45, 15341), (69, 10005), (87, 7935), (115, 6003), (145, 4761), (207, 3335), (261, 2645), (345, 2001), (435, 1587), (529, 1305), (667, 1035)]