17149968005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1\times {\mathrm{2207}}^1$

素因数の和:2909

約数の個数: 32

約数和(自身を含む): 21852840960

約数和(自身を除く): 4702872955

約数列:

[1, 5, 19, 95, 157, 521, 785, 2207, 2605, 2983, 9899, 11035, 14915, 41933, 49495, 81797, 209665, 346499, 408985, 1149847, 1554143, 1732495, 5749235, 6583481, 7770715, 21847093, 32917405, 109235465, 180525979, 902629895, 3429993601, 17149968005]

約数ペア:

[(1, 17149968005), (5, 3429993601), (19, 902629895), (95, 180525979), (157, 109235465), (521, 32917405), (785, 21847093), (2207, 7770715), (2605, 6583481), (2983, 5749235), (9899, 1732495), (11035, 1554143), (14915, 1149847), (41933, 408985), (49495, 346499), (81797, 209665)]