6987285

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 13014144

約数和(自身を除く): 6026859

約数列:

[1, 3, 5, 9, 15, 23, 43, 45, 69, 115, 129, 157, 207, 215, 345, 387, 471, 645, 785, 989, 1035, 1413, 1935, 2355, 2967, 3611, 4945, 6751, 7065, 8901, 10833, 14835, 18055, 20253, 32499, 33755, 44505, 54165, 60759, 101265, 155273, 162495, 303795, 465819, 776365, 1397457, 2329095, 6987285]

約数ペア:

[(1, 6987285), (3, 2329095), (5, 1397457), (9, 776365), (15, 465819), (23, 303795), (43, 162495), (45, 155273), (69, 101265), (115, 60759), (129, 54165), (157, 44505), (207, 33755), (215, 32499), (345, 20253), (387, 18055), (471, 14835), (645, 10833), (785, 8901), (989, 7065), (1035, 6751), (1413, 4945), (1935, 3611), (2355, 2967)]