142928786

素因数分解:

$2^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:125

約数の個数: 128

約数和(自身を含む): 309657600

約数和(自身を除く): 166728814

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 31, 47, 49, 62, 77, 91, 94, 98, 143, 154, 182, 217, 286, 329, 341, 343, 403, 434, 517, 539, 611, 637, 658, 682, 686, 806, 1001, 1034, 1078, 1222, 1274, 1457, 1519, 2002, 2303, 2387, 2821, 2914, 3038, 3619, 3773, 4277, 4433, 4459, 4606, 4774, 5642, 6721, 7007, 7238, 7546, 8554, 8866, 8918, 10199, 10633, 13442, 14014, 16027, 16121, 16709, 18941, 19747, 20398, 21266, 25333, 29939, 31031, 32054, 32242, 33418, 37882, 39494, 47047, 49049, 50666, 59878, 62062, 71393, 94094, 98098, 112189, 116963, 132587, 138229, 142786, 177331, 208351, 209573, 217217, 224378, 233926, 265174, 276458, 329329, 354662, 416702, 419146, 434434, 499751, 658658, 785323, 928109, 999502, 1458457, 1520519, 1570646, 1856218, 2305303, 2916914, 3041038, 4610606, 5497261, 6496763, 10209199, 10994522, 12993526, 20418398, 71464393, 142928786]

約数ペア:

[(1, 142928786), (2, 71464393), (7, 20418398), (11, 12993526), (13, 10994522), (14, 10209199), (22, 6496763), (26, 5497261), (31, 4610606), (47, 3041038), (49, 2916914), (62, 2305303), (77, 1856218), (91, 1570646), (94, 1520519), (98, 1458457), (143, 999502), (154, 928109), (182, 785323), (217, 658658), (286, 499751), (329, 434434), (341, 419146), (343, 416702), (403, 354662), (434, 329329), (517, 276458), (539, 265174), (611, 233926), (637, 224378), (658, 217217), (682, 209573), (686, 208351), (806, 177331), (1001, 142786), (1034, 138229), (1078, 132587), (1222, 116963), (1274, 112189), (1457, 98098), (1519, 94094), (2002, 71393), (2303, 62062), (2387, 59878), (2821, 50666), (2914, 49049), (3038, 47047), (3619, 39494), (3773, 37882), (4277, 33418), (4433, 32242), (4459, 32054), (4606, 31031), (4774, 29939), (5642, 25333), (6721, 21266), (7007, 20398), (7238, 19747), (7546, 18941), (8554, 16709), (8866, 16121), (8918, 16027), (10199, 14014), (10633, 13442)]