18155415

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{557}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 30373056

約数和(自身を除く): 12217641

約数列:

[1, 3, 5, 15, 41, 53, 123, 159, 205, 265, 557, 615, 795, 1671, 2173, 2785, 6519, 8355, 10865, 22837, 29521, 32595, 68511, 88563, 114185, 147605, 342555, 442815, 1210361, 3631083, 6051805, 18155415]

約数ペア:

[(1, 18155415), (3, 6051805), (5, 3631083), (15, 1210361), (41, 442815), (53, 342555), (123, 147605), (159, 114185), (205, 88563), (265, 68511), (557, 32595), (615, 29521), (795, 22837), (1671, 10865), (2173, 8355), (2785, 6519)]