40887987

素因数分解:

$3^1\times 7^1\times {\mathrm{1021}}^1\times {\mathrm{1907}}^1$

素因数の和:2938

約数の個数: 16

約数和(自身を含む): 62399232

約数和(自身を除く): 21511245

約数列:

[1, 3, 7, 21, 1021, 1907, 3063, 5721, 7147, 13349, 21441, 40047, 1947047, 5841141, 13629329, 40887987]

約数ペア:

[(1, 40887987), (3, 13629329), (7, 5841141), (21, 1947047), (1021, 40047), (1907, 21441), (3063, 13349), (5721, 7147)]