203772015

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{85439}}^1$

素因数の和:85503

約数の個数: 24

約数和(自身を含む): 359873280

約数和(自身を除く): 156101265

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2385, 85439, 256317, 427195, 768951, 1281585, 3844755, 4528267, 13584801, 22641335, 40754403, 67924005, 203772015]

約数ペア:

[(1, 203772015), (3, 67924005), (5, 40754403), (9, 22641335), (15, 13584801), (45, 4528267), (53, 3844755), (159, 1281585), (265, 768951), (477, 427195), (795, 256317), (2385, 85439)]