291288992127

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1997}}^1\times {\mathrm{68771}}^1$

素因数の和:70879

約数の個数: 32

約数和(自身を含む): 448494672384

約数和(自身を除く): 157205680257

約数列:

[1, 3, 7, 21, 101, 303, 707, 1997, 2121, 5991, 13979, 41937, 68771, 201697, 206313, 481397, 605091, 1411879, 1444191, 4235637, 6945871, 20837613, 48621097, 137335687, 145863291, 412007061, 961349809, 2884049427, 13870904387, 41612713161, 97096330709, 291288992127]

約数ペア:

[(1, 291288992127), (3, 97096330709), (7, 41612713161), (21, 13870904387), (101, 2884049427), (303, 961349809), (707, 412007061), (1997, 145863291), (2121, 137335687), (5991, 48621097), (13979, 20837613), (41937, 6945871), (68771, 4235637), (201697, 1444191), (206313, 1411879), (481397, 605091)]