12998115

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1307}}^1$

素因数の和:1348

約数の個数: 48

約数和(自身を含む): 25710048

約数和(自身を除く): 12711933

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1307, 1989, 3315, 3921, 6535, 9945, 11763, 16991, 19605, 22219, 50973, 58815, 66657, 84955, 111095, 152919, 199971, 254865, 288847, 333285, 764595, 866541, 999855, 1444235, 2599623, 4332705, 12998115]

約数ペア:

[(1, 12998115), (3, 4332705), (5, 2599623), (9, 1444235), (13, 999855), (15, 866541), (17, 764595), (39, 333285), (45, 288847), (51, 254865), (65, 199971), (85, 152919), (117, 111095), (153, 84955), (195, 66657), (221, 58815), (255, 50973), (585, 22219), (663, 19605), (765, 16991), (1105, 11763), (1307, 9945), (1989, 6535), (3315, 3921)]