378889125

素因数分解:

$3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{23497}}^1$

素因数の和:23558

約数の個数: 32

約数和(自身を含む): 645161088

約数和(自身を除く): 266271963

約数列:

[1, 3, 5, 15, 25, 43, 75, 125, 129, 215, 375, 645, 1075, 3225, 5375, 16125, 23497, 70491, 117485, 352455, 587425, 1010371, 1762275, 2937125, 3031113, 5051855, 8811375, 15155565, 25259275, 75777825, 126296375, 378889125]

約数ペア:

[(1, 378889125), (3, 126296375), (5, 75777825), (15, 25259275), (25, 15155565), (43, 8811375), (75, 5051855), (125, 3031113), (129, 2937125), (215, 1762275), (375, 1010371), (645, 587425), (1075, 352455), (3225, 117485), (5375, 70491), (16125, 23497)]