208522305

素因数分解:

$3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{17099}}^1$

素因数の和:17381

約数の個数: 24

約数和(自身を含む): 362793600

約数和(自身を除く): 154271295

約数列:

[1, 3, 5, 9, 15, 45, 271, 813, 1355, 2439, 4065, 12195, 17099, 51297, 85495, 153891, 256485, 769455, 4633829, 13901487, 23169145, 41704461, 69507435, 208522305]

約数ペア:

[(1, 208522305), (3, 69507435), (5, 41704461), (9, 23169145), (15, 13901487), (45, 4633829), (271, 769455), (813, 256485), (1355, 153891), (2439, 85495), (4065, 51297), (12195, 17099)]