42942081

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{977}}^1$

素因数の和:1030

約数の個数: 48

約数和(自身を含む): 74922624

約数和(自身を除く): 31980543

約数列:

[1, 3, 7, 13, 21, 23, 39, 49, 69, 91, 147, 161, 273, 299, 483, 637, 897, 977, 1127, 1911, 2093, 2931, 3381, 6279, 6839, 12701, 14651, 20517, 22471, 38103, 43953, 47873, 67413, 88907, 143619, 157297, 266721, 292123, 471891, 622349, 876369, 1101079, 1867047, 2044861, 3303237, 6134583, 14314027, 42942081]

約数ペア:

[(1, 42942081), (3, 14314027), (7, 6134583), (13, 3303237), (21, 2044861), (23, 1867047), (39, 1101079), (49, 876369), (69, 622349), (91, 471891), (147, 292123), (161, 266721), (273, 157297), (299, 143619), (483, 88907), (637, 67413), (897, 47873), (977, 43953), (1127, 38103), (1911, 22471), (2093, 20517), (2931, 14651), (3381, 12701), (6279, 6839)]