15140139

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 23998464

約数和(自身を除く): 8858325

約数列:

[1, 3, 7, 21, 53, 61, 159, 183, 223, 371, 427, 669, 1113, 1281, 1561, 3233, 4683, 9699, 11819, 13603, 22631, 35457, 40809, 67893, 82733, 95221, 248199, 285663, 720959, 2162877, 5046713, 15140139]

約数ペア:

[(1, 15140139), (3, 5046713), (7, 2162877), (21, 720959), (53, 285663), (61, 248199), (159, 95221), (183, 82733), (223, 67893), (371, 40809), (427, 35457), (669, 22631), (1113, 13603), (1281, 11819), (1561, 9699), (3233, 4683)]