211725318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1\times {\mathrm{379}}^1$

素因数の和:721

約数の個数: 64

約数和(自身を含む): 497295360

約数和(自身を除く): 285570042

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 283, 329, 379, 566, 658, 758, 849, 987, 1137, 1698, 1974, 1981, 2274, 2653, 3962, 5306, 5943, 7959, 11886, 13301, 15918, 17813, 26602, 35626, 39903, 53439, 79806, 93107, 106878, 107257, 124691, 186214, 214514, 249382, 279321, 321771, 374073, 558642, 643542, 748146, 750799, 1501598, 2252397, 4504794, 5041079, 10082158, 15123237, 30246474, 35287553, 70575106, 105862659, 211725318]

約数ペア:

[(1, 211725318), (2, 105862659), (3, 70575106), (6, 35287553), (7, 30246474), (14, 15123237), (21, 10082158), (42, 5041079), (47, 4504794), (94, 2252397), (141, 1501598), (282, 750799), (283, 748146), (329, 643542), (379, 558642), (566, 374073), (658, 321771), (758, 279321), (849, 249382), (987, 214514), (1137, 186214), (1698, 124691), (1974, 107257), (1981, 106878), (2274, 93107), (2653, 79806), (3962, 53439), (5306, 39903), (5943, 35626), (7959, 26602), (11886, 17813), (13301, 15918)]