90639195

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{463}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 150380544

約数和(自身を除く): 59741349

約数列:

[1, 3, 5, 15, 31, 93, 155, 421, 463, 465, 1263, 1389, 2105, 2315, 6315, 6945, 13051, 14353, 39153, 43059, 65255, 71765, 194923, 195765, 215295, 584769, 974615, 2923845, 6042613, 18127839, 30213065, 90639195]

約数ペア:

[(1, 90639195), (3, 30213065), (5, 18127839), (15, 6042613), (31, 2923845), (93, 974615), (155, 584769), (421, 215295), (463, 195765), (465, 194923), (1263, 71765), (1389, 65255), (2105, 43059), (2315, 39153), (6315, 14353), (6945, 13051)]