40388289

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1\times {\mathrm{457}}^1$

素因数の和:880

約数の個数: 16

約数和(自身を含む): 54740160

約数和(自身を除く): 14351871

約数列:

[1, 3, 89, 267, 331, 457, 993, 1371, 29459, 40673, 88377, 122019, 151267, 453801, 13462763, 40388289]

約数ペア:

[(1, 40388289), (3, 13462763), (89, 453801), (267, 151267), (331, 122019), (457, 88377), (993, 40673), (1371, 29459)]