7280289

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 10881000

約数和(自身を除く): 3600711

約数列:

[1, 3, 9, 61, 89, 149, 183, 267, 447, 549, 801, 1341, 5429, 9089, 13261, 16287, 27267, 39783, 48861, 81801, 119349, 808921, 2426763, 7280289]

約数ペア:

[(1, 7280289), (3, 2426763), (9, 808921), (61, 119349), (89, 81801), (149, 48861), (183, 39783), (267, 27267), (447, 16287), (549, 13261), (801, 9089), (1341, 5429)]