221805892

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{6373}}^1$

素因数の和:6508

約数の個数: 48

約数和(自身を含む): 488299392

約数和(自身を除く): 266493500

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 113, 154, 226, 308, 452, 791, 1243, 1582, 2486, 3164, 4972, 6373, 8701, 12746, 17402, 25492, 34804, 44611, 70103, 89222, 140206, 178444, 280412, 490721, 720149, 981442, 1440298, 1962884, 2880596, 5041043, 7921639, 10082086, 15843278, 20164172, 31686556, 55451473, 110902946, 221805892]

約数ペア:

[(1, 221805892), (2, 110902946), (4, 55451473), (7, 31686556), (11, 20164172), (14, 15843278), (22, 10082086), (28, 7921639), (44, 5041043), (77, 2880596), (113, 1962884), (154, 1440298), (226, 981442), (308, 720149), (452, 490721), (791, 280412), (1243, 178444), (1582, 140206), (2486, 89222), (3164, 70103), (4972, 44611), (6373, 34804), (8701, 25492), (12746, 17402)]