131409719

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{739}}^1$

素因数の和:963

約数の個数: 24

約数和(自身を含む): 161971200

約数和(自身を除く): 30561481

約数列:

[1, 7, 19, 49, 133, 191, 739, 931, 1337, 3629, 5173, 9359, 14041, 25403, 36211, 98287, 141149, 177821, 688009, 988043, 2681831, 6916301, 18772817, 131409719]

約数ペア:

[(1, 131409719), (7, 18772817), (19, 6916301), (49, 2681831), (133, 988043), (191, 688009), (739, 177821), (931, 141149), (1337, 98287), (3629, 36211), (5173, 25403), (9359, 14041)]