30481647

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{283}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 48857088

約数和(自身を除く): 18375441

約数列:

[1, 3, 7, 21, 23, 69, 161, 223, 283, 483, 669, 849, 1561, 1981, 4683, 5129, 5943, 6509, 15387, 19527, 35903, 45563, 63109, 107709, 136689, 189327, 441763, 1325289, 1451507, 4354521, 10160549, 30481647]

約数ペア:

[(1, 30481647), (3, 10160549), (7, 4354521), (21, 1451507), (23, 1325289), (69, 441763), (161, 189327), (223, 136689), (283, 107709), (483, 63109), (669, 45563), (849, 35903), (1561, 19527), (1981, 15387), (4683, 6509), (5129, 5943)]