1640984898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{39071069}}^1$

素因数の和:39071081

約数の個数: 16

約数和(自身を含む): 3750822720

約数和(自身を除く): 2109837822

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 39071069, 78142138, 117213207, 234426414, 273497483, 546994966, 820492449, 1640984898]

約数ペア:

[(1, 1640984898), (2, 820492449), (3, 546994966), (6, 273497483), (7, 234426414), (14, 117213207), (21, 78142138), (42, 39071069)]