328672311

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{907}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 488140800

約数和(自身を除く): 159468489

約数列:

[1, 3, 11, 33, 79, 139, 237, 417, 869, 907, 1529, 2607, 2721, 4587, 9977, 10981, 29931, 32943, 71653, 120791, 126073, 214959, 362373, 378219, 788183, 1386803, 2364549, 4160409, 9959767, 29879301, 109557437, 328672311]

約数ペア:

[(1, 328672311), (3, 109557437), (11, 29879301), (33, 9959767), (79, 4160409), (139, 2364549), (237, 1386803), (417, 788183), (869, 378219), (907, 362373), (1529, 214959), (2607, 126073), (2721, 120791), (4587, 71653), (9977, 32943), (10981, 29931)]