15940169

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 20736000

約数和(自身を除く): 4795831

約数列:

[1, 7, 17, 29, 31, 119, 149, 203, 217, 493, 527, 899, 1043, 2533, 3451, 3689, 4321, 4619, 6293, 15283, 17731, 30247, 32333, 73457, 78523, 106981, 133951, 514199, 549661, 937657, 2277167, 15940169]

約数ペア:

[(1, 15940169), (7, 2277167), (17, 937657), (29, 549661), (31, 514199), (119, 133951), (149, 106981), (203, 78523), (217, 73457), (493, 32333), (527, 30247), (899, 17731), (1043, 15283), (2533, 6293), (3451, 4619), (3689, 4321)]