28908375

素因数分解:

$3^1\times 5^3\times {\mathrm{127}}^1\times {\mathrm{607}}^1$

素因数の和:752

約数の個数: 32

約数和(自身を含む): 48562176

約数和(自身を除く): 19653801

約数列:

[1, 3, 5, 15, 25, 75, 125, 127, 375, 381, 607, 635, 1821, 1905, 3035, 3175, 9105, 9525, 15175, 15875, 45525, 47625, 75875, 77089, 227625, 231267, 385445, 1156335, 1927225, 5781675, 9636125, 28908375]

約数ペア:

[(1, 28908375), (3, 9636125), (5, 5781675), (15, 1927225), (25, 1156335), (75, 385445), (125, 231267), (127, 227625), (375, 77089), (381, 75875), (607, 47625), (635, 45525), (1821, 15875), (1905, 15175), (3035, 9525), (3175, 9105)]