71848308

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1721}}^1$

素因数の和:1813

約数の個数: 72

約数和(自身を含む): 197878464

約数和(自身を除く): 126030156

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 71, 84, 98, 142, 147, 196, 213, 284, 294, 426, 497, 588, 852, 994, 1491, 1721, 1988, 2982, 3442, 3479, 5163, 5964, 6884, 6958, 10326, 10437, 12047, 13916, 20652, 20874, 24094, 36141, 41748, 48188, 72282, 84329, 122191, 144564, 168658, 244382, 252987, 337316, 366573, 488764, 505974, 733146, 855337, 1011948, 1466292, 1710674, 2566011, 3421348, 5132022, 5987359, 10264044, 11974718, 17962077, 23949436, 35924154, 71848308]

約数ペア:

[(1, 71848308), (2, 35924154), (3, 23949436), (4, 17962077), (6, 11974718), (7, 10264044), (12, 5987359), (14, 5132022), (21, 3421348), (28, 2566011), (42, 1710674), (49, 1466292), (71, 1011948), (84, 855337), (98, 733146), (142, 505974), (147, 488764), (196, 366573), (213, 337316), (284, 252987), (294, 244382), (426, 168658), (497, 144564), (588, 122191), (852, 84329), (994, 72282), (1491, 48188), (1721, 41748), (1988, 36141), (2982, 24094), (3442, 20874), (3479, 20652), (5163, 13916), (5964, 12047), (6884, 10437), (6958, 10326)]