215524562

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2591}}^1$

素因数の和:2822

約数の個数: 32

約数和(自身を含む): 373248000

約数和(自身を除く): 157723438

約数列:

[1, 2, 11, 19, 22, 38, 199, 209, 398, 418, 2189, 2591, 3781, 4378, 5182, 7562, 28501, 41591, 49229, 57002, 83182, 98458, 515609, 541519, 1031218, 1083038, 5671699, 9796571, 11343398, 19593142, 107762281, 215524562]

約数ペア:

[(1, 215524562), (2, 107762281), (11, 19593142), (19, 11343398), (22, 9796571), (38, 5671699), (199, 1083038), (209, 1031218), (398, 541519), (418, 515609), (2189, 98458), (2591, 83182), (3781, 57002), (4378, 49229), (5182, 41591), (7562, 28501)]