13019405

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 18800640

約数和(自身を除く): 5781235

約数列:

[1, 5, 7, 29, 35, 101, 127, 145, 203, 505, 635, 707, 889, 1015, 2929, 3535, 3683, 4445, 12827, 14645, 18415, 20503, 25781, 64135, 89789, 102515, 128905, 371983, 448945, 1859915, 2603881, 13019405]

約数ペア:

[(1, 13019405), (5, 2603881), (7, 1859915), (29, 448945), (35, 371983), (101, 128905), (127, 102515), (145, 89789), (203, 64135), (505, 25781), (635, 20503), (707, 18415), (889, 14645), (1015, 12827), (2929, 4445), (3535, 3683)]