897345

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1$

素因数の和:71

約数の個数: 48

約数和(自身を含む): 1768320

約数和(自身を除く): 870975

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 45, 51, 69, 85, 115, 135, 153, 207, 255, 289, 345, 391, 459, 621, 765, 867, 1035, 1173, 1445, 1955, 2295, 2601, 3105, 3519, 4335, 5865, 6647, 7803, 10557, 13005, 17595, 19941, 33235, 39015, 52785, 59823, 99705, 179469, 299115, 897345]

約数ペア:

[(1, 897345), (3, 299115), (5, 179469), (9, 99705), (15, 59823), (17, 52785), (23, 39015), (27, 33235), (45, 19941), (51, 17595), (69, 13005), (85, 10557), (115, 7803), (135, 6647), (153, 5865), (207, 4335), (255, 3519), (289, 3105), (345, 2601), (391, 2295), (459, 1955), (621, 1445), (765, 1173), (867, 1035)]