142716987

素因数分解:

$3^2\times 7^1\times {\mathrm{457}}^1\times {\mathrm{4957}}^1$

素因数の和:5427

約数の個数: 24

約数和(自身を含む): 236159456

約数和(自身を除く): 93442469

約数列:

[1, 3, 7, 9, 21, 63, 457, 1371, 3199, 4113, 4957, 9597, 14871, 28791, 34699, 44613, 104097, 312291, 2265349, 6796047, 15857443, 20388141, 47572329, 142716987]

約数ペア:

[(1, 142716987), (3, 47572329), (7, 20388141), (9, 15857443), (21, 6796047), (63, 2265349), (457, 312291), (1371, 104097), (3199, 44613), (4113, 34699), (4957, 28791), (9597, 14871)]