38867175

素因数分解:

$3^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:901

約数の個数: 48

約数和(自身を含む): 72495360

約数和(自身を除く): 33628185

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 135, 213, 225, 355, 639, 675, 811, 1065, 1775, 1917, 2433, 3195, 4055, 5325, 7299, 9585, 12165, 15975, 20275, 21897, 36495, 47925, 57581, 60825, 109485, 172743, 182475, 287905, 518229, 547425, 863715, 1439525, 1554687, 2591145, 4318575, 7773435, 12955725, 38867175]

約数ペア:

[(1, 38867175), (3, 12955725), (5, 7773435), (9, 4318575), (15, 2591145), (25, 1554687), (27, 1439525), (45, 863715), (71, 547425), (75, 518229), (135, 287905), (213, 182475), (225, 172743), (355, 109485), (639, 60825), (675, 57581), (811, 47925), (1065, 36495), (1775, 21897), (1917, 20275), (2433, 15975), (3195, 12165), (4055, 9585), (5325, 7299)]