28385702905

素因数分解:

$5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{78367}}^1$

素因数の和:78589

約数の個数: 32

約数和(自身を含む): 39723171840

約数和(自身を除く): 11337468935

約数列:

[1, 5, 7, 35, 79, 131, 395, 553, 655, 917, 2765, 4585, 10349, 51745, 72443, 78367, 362215, 391835, 548569, 2742845, 6190993, 10266077, 30954965, 43336951, 51330385, 71862539, 216684755, 359312695, 811020083, 4055100415, 5677140581, 28385702905]

約数ペア:

[(1, 28385702905), (5, 5677140581), (7, 4055100415), (35, 811020083), (79, 359312695), (131, 216684755), (395, 71862539), (553, 51330385), (655, 43336951), (917, 30954965), (2765, 10266077), (4585, 6190993), (10349, 2742845), (51745, 548569), (72443, 391835), (78367, 362215)]