20117093031

素因数分解:

$3^2\times 7^4\times {\mathrm{251}}^1\times {\mathrm{3709}}^1$

素因数の和:3994

約数の個数: 60

約数和(自身を含む): 34043241960

約数和(自身を除く): 13926148929

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 251, 343, 441, 753, 1029, 1757, 2259, 2401, 3087, 3709, 5271, 7203, 11127, 12299, 15813, 21609, 25963, 33381, 36897, 77889, 86093, 110691, 181741, 233667, 258279, 545223, 602651, 774837, 930959, 1272187, 1635669, 1807953, 2792877, 3816561, 5423859, 6516713, 8378631, 8905309, 11449683, 19550139, 26715927, 45616991, 58650417, 80147781, 136850973, 319318937, 410552919, 957956811, 2235232559, 2873870433, 6705697677, 20117093031]

約数ペア:

[(1, 20117093031), (3, 6705697677), (7, 2873870433), (9, 2235232559), (21, 957956811), (49, 410552919), (63, 319318937), (147, 136850973), (251, 80147781), (343, 58650417), (441, 45616991), (753, 26715927), (1029, 19550139), (1757, 11449683), (2259, 8905309), (2401, 8378631), (3087, 6516713), (3709, 5423859), (5271, 3816561), (7203, 2792877), (11127, 1807953), (12299, 1635669), (15813, 1272187), (21609, 930959), (25963, 774837), (33381, 602651), (36897, 545223), (77889, 258279), (86093, 233667), (110691, 181741)]