1388330025

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{804829}}^1$

素因数の和:804865

約数の個数: 24

約数和(自身を含む): 2395174080

約数和(自身を除く): 1006844055

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1725, 804829, 2414487, 4024145, 12072435, 18511067, 20120725, 55533201, 60362175, 92555335, 277666005, 462776675, 1388330025]

約数ペア:

[(1, 1388330025), (3, 462776675), (5, 277666005), (15, 92555335), (23, 60362175), (25, 55533201), (69, 20120725), (75, 18511067), (115, 12072435), (345, 4024145), (575, 2414487), (1725, 804829)]