16578285

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1657}}^1$

素因数の和:1717

約数の個数: 32

約数和(自身を含む): 28650240

約数和(自身を除く): 12071955

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 345, 435, 667, 1657, 2001, 3335, 4971, 8285, 10005, 24855, 38111, 48053, 114333, 144159, 190555, 240265, 571665, 720795, 1105219, 3315657, 5526095, 16578285]

約数ペア:

[(1, 16578285), (3, 5526095), (5, 3315657), (15, 1105219), (23, 720795), (29, 571665), (69, 240265), (87, 190555), (115, 144159), (145, 114333), (345, 48053), (435, 38111), (667, 24855), (1657, 10005), (2001, 8285), (3335, 4971)]