25343805

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 41990400

約数和(自身を除く): 16646595

約数列:

[1, 3, 5, 15, 53, 71, 159, 213, 265, 355, 449, 795, 1065, 1347, 2245, 3763, 6735, 11289, 18815, 23797, 31879, 56445, 71391, 95637, 118985, 159395, 356955, 478185, 1689587, 5068761, 8447935, 25343805]

約数ペア:

[(1, 25343805), (3, 8447935), (5, 5068761), (15, 1689587), (53, 478185), (71, 356955), (159, 159395), (213, 118985), (265, 95637), (355, 71391), (449, 56445), (795, 31879), (1065, 23797), (1347, 18815), (2245, 11289), (3763, 6735)]