19147575

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{4817}}^1$

素因数の和:4883

約数の個数: 24

約数和(自身を含む): 32261328

約数和(自身を除く): 13113753

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 265, 795, 1325, 3975, 4817, 14451, 24085, 72255, 120425, 255301, 361275, 765903, 1276505, 3829515, 6382525, 19147575]

約数ペア:

[(1, 19147575), (3, 6382525), (5, 3829515), (15, 1276505), (25, 765903), (53, 361275), (75, 255301), (159, 120425), (265, 72255), (795, 24085), (1325, 14451), (3975, 4817)]