8739965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 11975040

約数和(自身を除く): 3235075

約数列:

[1, 5, 13, 43, 53, 59, 65, 215, 265, 295, 559, 689, 767, 2279, 2537, 2795, 3127, 3445, 3835, 11395, 12685, 15635, 29627, 32981, 40651, 134461, 148135, 164905, 203255, 672305, 1747993, 8739965]

約数ペア:

[(1, 8739965), (5, 1747993), (13, 672305), (43, 203255), (53, 164905), (59, 148135), (65, 134461), (215, 40651), (265, 32981), (295, 29627), (559, 15635), (689, 12685), (767, 11395), (2279, 3835), (2537, 3445), (2795, 3127)]