681304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{6551}}^1$

素因数の和:6570

約数の個数: 16

約数和(自身を含む): 1375920

約数和(自身を除く): 694616

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 6551, 13102, 26204, 52408, 85163, 170326, 340652, 681304]

約数ペア:

[(1, 681304), (2, 340652), (4, 170326), (8, 85163), (13, 52408), (26, 26204), (52, 13102), (104, 6551)]