393225

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{107}}^1$

素因数の和:134

約数の個数: 36

約数和(自身を含む): 763344

約数和(自身を除く): 370119

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 107, 147, 175, 245, 321, 525, 535, 735, 749, 1225, 1605, 2247, 2675, 3675, 3745, 5243, 8025, 11235, 15729, 18725, 26215, 56175, 78645, 131075, 393225]

約数ペア:

[(1, 393225), (3, 131075), (5, 78645), (7, 56175), (15, 26215), (21, 18725), (25, 15729), (35, 11235), (49, 8025), (75, 5243), (105, 3745), (107, 3675), (147, 2675), (175, 2247), (245, 1605), (321, 1225), (525, 749), (535, 735)]