138113990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{63647}}^1$

素因数の和:63692

約数の個数: 32

約数和(自身を含む): 293289984

約数和(自身を除く): 155175994

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 63647, 127294, 318235, 445529, 636470, 891058, 1973057, 2227645, 3946114, 4455290, 9865285, 13811399, 19730570, 27622798, 69056995, 138113990]

約数ペア:

[(1, 138113990), (2, 69056995), (5, 27622798), (7, 19730570), (10, 13811399), (14, 9865285), (31, 4455290), (35, 3946114), (62, 2227645), (70, 1973057), (155, 891058), (217, 636470), (310, 445529), (434, 318235), (1085, 127294), (2170, 63647)]