217202414

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{39971}}^1$

素因数の和:40016

約数の個数: 32

約数和(自身を含む): 402917760

約数和(自身を除く): 185715346

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 2717, 5434, 39971, 79942, 439681, 519623, 759449, 879362, 1039246, 1518898, 5715853, 8353939, 9872837, 11431706, 16707878, 19745674, 108601207, 217202414]

約数ペア:

[(1, 217202414), (2, 108601207), (11, 19745674), (13, 16707878), (19, 11431706), (22, 9872837), (26, 8353939), (38, 5715853), (143, 1518898), (209, 1039246), (247, 879362), (286, 759449), (418, 519623), (494, 439681), (2717, 79942), (5434, 39971)]