291330591

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2087}}^1$

素因数の和:2219

約数の個数: 32

約数和(自身を含む): 427622400

約数和(自身を除く): 136291809

約数列:

[1, 3, 19, 31, 57, 79, 93, 237, 589, 1501, 1767, 2087, 2449, 4503, 6261, 7347, 39653, 46531, 64697, 118959, 139593, 164873, 194091, 494619, 1229243, 3132587, 3687729, 5111063, 9397761, 15333189, 97110197, 291330591]

約数ペア:

[(1, 291330591), (3, 97110197), (19, 15333189), (31, 9397761), (57, 5111063), (79, 3687729), (93, 3132587), (237, 1229243), (589, 494619), (1501, 194091), (1767, 164873), (2087, 139593), (2449, 118959), (4503, 64697), (6261, 46531), (7347, 39653)]