30785805

素因数分解:

$3^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{499}}^1$

素因数の和:970

約数の個数: 32

約数和(自身を含む): 54960000

約数和(自身を除く): 24174195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 457, 499, 1371, 1497, 2285, 2495, 4113, 4491, 6855, 7485, 12339, 13473, 20565, 22455, 61695, 67365, 228043, 684129, 1140215, 2052387, 3420645, 6157161, 10261935, 30785805]

約数ペア:

[(1, 30785805), (3, 10261935), (5, 6157161), (9, 3420645), (15, 2052387), (27, 1140215), (45, 684129), (135, 228043), (457, 67365), (499, 61695), (1371, 22455), (1497, 20565), (2285, 13473), (2495, 12339), (4113, 7485), (4491, 6855)]