17142405

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 32405184

約数和(自身を除く): 15262779

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 83, 105, 147, 245, 249, 281, 415, 581, 735, 843, 1245, 1405, 1743, 1967, 2905, 4067, 4215, 5901, 8715, 9835, 12201, 13769, 20335, 23323, 29505, 41307, 61005, 68845, 69969, 116615, 163261, 206535, 349845, 489783, 816305, 1142827, 2448915, 3428481, 5714135, 17142405]

約数ペア:

[(1, 17142405), (3, 5714135), (5, 3428481), (7, 2448915), (15, 1142827), (21, 816305), (35, 489783), (49, 349845), (83, 206535), (105, 163261), (147, 116615), (245, 69969), (249, 68845), (281, 61005), (415, 41307), (581, 29505), (735, 23323), (843, 20335), (1245, 13769), (1405, 12201), (1743, 9835), (1967, 8715), (2905, 5901), (4067, 4215)]