1640785059

素因数分解:

$3^3\times {\mathrm{571}}^1\times {\mathrm{106427}}^1$

素因数の和:107007

約数の個数: 16

約数和(自身を含む): 2435072640

約数和(自身を除く): 794287581

約数列:

[1, 3, 9, 27, 571, 1713, 5139, 15417, 106427, 319281, 957843, 2873529, 60769817, 182309451, 546928353, 1640785059]

約数ペア:

[(1, 1640785059), (3, 546928353), (9, 182309451), (27, 60769817), (571, 2873529), (1713, 957843), (5139, 319281), (15417, 106427)]