13957815

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 23115456

約数和(自身を除く): 9157641

約数列:

[1, 3, 5, 15, 53, 97, 159, 181, 265, 291, 485, 543, 795, 905, 1455, 2715, 5141, 9593, 15423, 17557, 25705, 28779, 47965, 52671, 77115, 87785, 143895, 263355, 930521, 2791563, 4652605, 13957815]

約数ペア:

[(1, 13957815), (3, 4652605), (5, 2791563), (15, 930521), (53, 263355), (97, 143895), (159, 87785), (181, 77115), (265, 52671), (291, 47965), (485, 28779), (543, 25705), (795, 17557), (905, 15423), (1455, 9593), (2715, 5141)]