388451115

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{664019}}^1$

素因数の和:664043

約数の個数: 24

約数和(自身を含む): 725109840

約数和(自身を除く): 336658725

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 664019, 1992057, 3320095, 5976171, 8632247, 9960285, 25896741, 29880855, 43161235, 77690223, 129483705, 388451115]

約数ペア:

[(1, 388451115), (3, 129483705), (5, 77690223), (9, 43161235), (13, 29880855), (15, 25896741), (39, 9960285), (45, 8632247), (65, 5976171), (117, 3320095), (195, 1992057), (585, 664019)]