201216213

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4651}}^1$

素因数の和:4710

約数の個数: 48

約数和(自身を含む): 348341760

約数和(自身を除く): 147125547

約数列:

[1, 3, 9, 11, 19, 23, 33, 57, 69, 99, 171, 207, 209, 253, 437, 627, 759, 1311, 1881, 2277, 3933, 4651, 4807, 13953, 14421, 41859, 43263, 51161, 88369, 106973, 153483, 265107, 320919, 460449, 795321, 962757, 972059, 1176703, 2032487, 2916177, 3530109, 6097461, 8748531, 10590327, 18292383, 22357357, 67072071, 201216213]

約数ペア:

[(1, 201216213), (3, 67072071), (9, 22357357), (11, 18292383), (19, 10590327), (23, 8748531), (33, 6097461), (57, 3530109), (69, 2916177), (99, 2032487), (171, 1176703), (207, 972059), (209, 962757), (253, 795321), (437, 460449), (627, 320919), (759, 265107), (1311, 153483), (1881, 106973), (2277, 88369), (3933, 51161), (4651, 43263), (4807, 41859), (13953, 14421)]