156757251

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{1549}}^1$

素因数の和:1699

約数の個数: 32

約数和(自身を含む): 246016000

約数和(自身を除く): 89258749

約数列:

[1, 3, 7, 21, 61, 79, 183, 237, 427, 553, 1281, 1549, 1659, 4647, 4819, 10843, 14457, 32529, 33733, 94489, 101199, 122371, 283467, 367113, 661423, 856597, 1984269, 2569791, 7464631, 22393893, 52252417, 156757251]

約数ペア:

[(1, 156757251), (3, 52252417), (7, 22393893), (21, 7464631), (61, 2569791), (79, 1984269), (183, 856597), (237, 661423), (427, 367113), (553, 283467), (1281, 122371), (1549, 101199), (1659, 94489), (4647, 33733), (4819, 32529), (10843, 14457)]