16903275

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 29998080

約数和(自身を除く): 13094805

約数列:

[1, 3, 5, 15, 23, 25, 41, 69, 75, 115, 123, 205, 239, 345, 575, 615, 717, 943, 1025, 1195, 1725, 2829, 3075, 3585, 4715, 5497, 5975, 9799, 14145, 16491, 17925, 23575, 27485, 29397, 48995, 70725, 82455, 137425, 146985, 225377, 244975, 412275, 676131, 734925, 1126885, 3380655, 5634425, 16903275]

約数ペア:

[(1, 16903275), (3, 5634425), (5, 3380655), (15, 1126885), (23, 734925), (25, 676131), (41, 412275), (69, 244975), (75, 225377), (115, 146985), (123, 137425), (205, 82455), (239, 70725), (345, 48995), (575, 29397), (615, 27485), (717, 23575), (943, 17925), (1025, 16491), (1195, 14145), (1725, 9799), (2829, 5975), (3075, 5497), (3585, 4715)]