42195220991

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{21221}}^1$

素因数の和:21301

約数の個数: 64

約数和(自身を含む): 58674585600

約数和(自身を除く): 16479364609

約数列:

[1, 7, 11, 17, 31, 49, 77, 119, 187, 217, 341, 343, 527, 539, 833, 1309, 1519, 2387, 3689, 3773, 5797, 5831, 9163, 10633, 16709, 21221, 25823, 40579, 64141, 116963, 148547, 180761, 233431, 284053, 360757, 657851, 1039829, 1634017, 1988371, 2525299, 3968327, 4604957, 7236361, 7278803, 11183467, 11438119, 17677093, 27778289, 32234699, 50654527, 78284269, 80066833, 123018137, 123739651, 194448023, 225642893, 354581689, 547989883, 861126959, 1361136161, 2482071823, 3835929181, 6027888713, 42195220991]

約数ペア:

[(1, 42195220991), (7, 6027888713), (11, 3835929181), (17, 2482071823), (31, 1361136161), (49, 861126959), (77, 547989883), (119, 354581689), (187, 225642893), (217, 194448023), (341, 123739651), (343, 123018137), (527, 80066833), (539, 78284269), (833, 50654527), (1309, 32234699), (1519, 27778289), (2387, 17677093), (3689, 11438119), (3773, 11183467), (5797, 7278803), (5831, 7236361), (9163, 4604957), (10633, 3968327), (16709, 2525299), (21221, 1988371), (25823, 1634017), (40579, 1039829), (64141, 657851), (116963, 360757), (148547, 284053), (180761, 233431)]