2109781134

素因数分解:

$2^1\times 3^3\times {\mathrm{89}}^1\times {\mathrm{438989}}^1$

素因数の和:439089

約数の個数: 32

約数和(自身を含む): 4741092000

約数和(自身を除く): 2631310866

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 89, 178, 267, 534, 801, 1602, 2403, 4806, 438989, 877978, 1316967, 2633934, 3950901, 7901802, 11852703, 23705406, 39070021, 78140042, 117210063, 234420126, 351630189, 703260378, 1054890567, 2109781134]

約数ペア:

[(1, 2109781134), (2, 1054890567), (3, 703260378), (6, 351630189), (9, 234420126), (18, 117210063), (27, 78140042), (54, 39070021), (89, 23705406), (178, 11852703), (267, 7901802), (534, 3950901), (801, 2633934), (1602, 1316967), (2403, 877978), (4806, 438989)]