18195345

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1229}}^1$

素因数の和:1294

約数の個数: 48

約数和(自身を含む): 36840960

約数和(自身を除く): 18645615

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 63, 105, 141, 235, 315, 329, 423, 705, 987, 1229, 1645, 2115, 2961, 3687, 4935, 6145, 8603, 11061, 14805, 18435, 25809, 43015, 55305, 57763, 77427, 129045, 173289, 288815, 387135, 404341, 519867, 866445, 1213023, 2021705, 2599335, 3639069, 6065115, 18195345]

約数ペア:

[(1, 18195345), (3, 6065115), (5, 3639069), (7, 2599335), (9, 2021705), (15, 1213023), (21, 866445), (35, 519867), (45, 404341), (47, 387135), (63, 288815), (105, 173289), (141, 129045), (235, 77427), (315, 57763), (329, 55305), (423, 43015), (705, 25809), (987, 18435), (1229, 14805), (1645, 11061), (2115, 8603), (2961, 6145), (3687, 4935)]