72021903

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{1889}}^1$

素因数の和:2142

約数の個数: 16

約数和(自身を含む): 97977600

約数和(自身を除く): 25955697

約数列:

[1, 3, 71, 179, 213, 537, 1889, 5667, 12709, 38127, 134119, 338131, 402357, 1014393, 24007301, 72021903]

約数ペア:

[(1, 72021903), (3, 24007301), (71, 1014393), (179, 402357), (213, 338131), (537, 134119), (1889, 38127), (5667, 12709)]