287011842

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{1031}}^1$

素因数の和:1175

約数の個数: 64

約数和(自身を含む): 640797696

約数和(自身を除く): 353785854

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 83, 86, 129, 166, 249, 258, 498, 559, 1031, 1079, 1118, 1677, 2062, 2158, 3093, 3237, 3354, 3569, 6186, 6474, 7138, 10707, 13403, 21414, 26806, 40209, 44333, 46397, 80418, 85573, 88666, 92794, 132999, 139191, 171146, 256719, 265998, 278382, 513438, 576329, 1112449, 1152658, 1728987, 2224898, 3337347, 3457974, 3679639, 6674694, 7359278, 11038917, 22077834, 47835307, 95670614, 143505921, 287011842]

約数ペア:

[(1, 287011842), (2, 143505921), (3, 95670614), (6, 47835307), (13, 22077834), (26, 11038917), (39, 7359278), (43, 6674694), (78, 3679639), (83, 3457974), (86, 3337347), (129, 2224898), (166, 1728987), (249, 1152658), (258, 1112449), (498, 576329), (559, 513438), (1031, 278382), (1079, 265998), (1118, 256719), (1677, 171146), (2062, 139191), (2158, 132999), (3093, 92794), (3237, 88666), (3354, 85573), (3569, 80418), (6186, 46397), (6474, 44333), (7138, 40209), (10707, 26806), (13403, 21414)]