181921454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 96

約数和(自身を含む): 356493312

約数和(自身を除く): 174571858

約数列:

[1, 2, 11, 13, 17, 22, 26, 31, 34, 62, 71, 142, 143, 187, 221, 286, 289, 341, 374, 403, 442, 527, 578, 682, 781, 806, 923, 1054, 1207, 1562, 1846, 2201, 2414, 2431, 3179, 3757, 4402, 4433, 4862, 5797, 6358, 6851, 7514, 8866, 8959, 10153, 11594, 13277, 13702, 15691, 17918, 20306, 20519, 24211, 26554, 28613, 31382, 37417, 41038, 41327, 48422, 57226, 74834, 75361, 82654, 98549, 116467, 150722, 172601, 197098, 225709, 232934, 266747, 314743, 345202, 411587, 451418, 486421, 533494, 629486, 636089, 823174, 972842, 1272178, 1281137, 2562274, 2934217, 5350631, 5868434, 6996979, 8269157, 10701262, 13993958, 16538314, 90960727, 181921454]

約数ペア:

[(1, 181921454), (2, 90960727), (11, 16538314), (13, 13993958), (17, 10701262), (22, 8269157), (26, 6996979), (31, 5868434), (34, 5350631), (62, 2934217), (71, 2562274), (142, 1281137), (143, 1272178), (187, 972842), (221, 823174), (286, 636089), (289, 629486), (341, 533494), (374, 486421), (403, 451418), (442, 411587), (527, 345202), (578, 314743), (682, 266747), (781, 232934), (806, 225709), (923, 197098), (1054, 172601), (1207, 150722), (1562, 116467), (1846, 98549), (2201, 82654), (2414, 75361), (2431, 74834), (3179, 57226), (3757, 48422), (4402, 41327), (4433, 41038), (4862, 37417), (5797, 31382), (6358, 28613), (6851, 26554), (7514, 24211), (8866, 20519), (8959, 20306), (10153, 17918), (11594, 15691), (13277, 13702)]