214297005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{8389}}^1$

素因数の和:8541

約数の個数: 32

約数和(自身を含む): 372113280

約数和(自身を除く): 157816275

約数列:

[1, 3, 5, 13, 15, 39, 65, 131, 195, 393, 655, 1703, 1965, 5109, 8389, 8515, 25167, 25545, 41945, 109057, 125835, 327171, 545285, 1098959, 1635855, 3296877, 5494795, 14286467, 16484385, 42859401, 71432335, 214297005]

約数ペア:

[(1, 214297005), (3, 71432335), (5, 42859401), (13, 16484385), (15, 14286467), (39, 5494795), (65, 3296877), (131, 1635855), (195, 1098959), (393, 545285), (655, 327171), (1703, 125835), (1965, 109057), (5109, 41945), (8389, 25545), (8515, 25167)]