17939231275

素因数分解:

$5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{13171}}^1$

素因数の和:13412

約数の個数: 48

約数和(自身を含む): 26159381248

約数和(自身を除く): 8220149973

約数列:

[1, 5, 7, 25, 35, 43, 175, 181, 215, 301, 905, 1075, 1267, 1505, 4525, 6335, 7525, 7783, 13171, 31675, 38915, 54481, 65855, 92197, 194575, 272405, 329275, 460985, 566353, 1362025, 2304925, 2383951, 2831765, 3964471, 11919755, 14158825, 16687657, 19822355, 59598775, 83438285, 99111775, 102509893, 417191425, 512549465, 717569251, 2562747325, 3587846255, 17939231275]

約数ペア:

[(1, 17939231275), (5, 3587846255), (7, 2562747325), (25, 717569251), (35, 512549465), (43, 417191425), (175, 102509893), (181, 99111775), (215, 83438285), (301, 59598775), (905, 19822355), (1075, 16687657), (1267, 14158825), (1505, 11919755), (4525, 3964471), (6335, 2831765), (7525, 2383951), (7783, 2304925), (13171, 1362025), (31675, 566353), (38915, 460985), (54481, 329275), (65855, 272405), (92197, 194575)]