1312577

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 16

約数和(自身を含む): 1612800

約数和(自身を除く): 300223

約数列:

[1, 7, 19, 71, 133, 139, 497, 973, 1349, 2641, 9443, 9869, 18487, 69083, 187511, 1312577]

約数ペア:

[(1, 1312577), (7, 187511), (19, 69083), (71, 18487), (133, 9869), (139, 9443), (497, 2641), (973, 1349)]