274518985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 365783040

約数和(自身を除く): 91264055

約数列:

[1, 5, 13, 41, 65, 205, 239, 431, 533, 1195, 2155, 2665, 3107, 5603, 9799, 15535, 17671, 28015, 48995, 88355, 103009, 127387, 229723, 515045, 636935, 1148615, 1339117, 4223369, 6695585, 21116845, 54903797, 274518985]

約数ペア:

[(1, 274518985), (5, 54903797), (13, 21116845), (41, 6695585), (65, 4223369), (205, 1339117), (239, 1148615), (431, 636935), (533, 515045), (1195, 229723), (2155, 127387), (2665, 103009), (3107, 88355), (5603, 48995), (9799, 28015), (15535, 17671)]