81943372

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 169924608

約数和(自身を除く): 87981236

約数列:

[1, 2, 4, 7, 14, 28, 47, 71, 94, 142, 188, 284, 329, 497, 658, 877, 994, 1316, 1754, 1988, 3337, 3508, 6139, 6674, 12278, 13348, 23359, 24556, 41219, 46718, 62267, 82438, 93436, 124534, 164876, 249068, 288533, 435869, 577066, 871738, 1154132, 1743476, 2926549, 5853098, 11706196, 20485843, 40971686, 81943372]

約数ペア:

[(1, 81943372), (2, 40971686), (4, 20485843), (7, 11706196), (14, 5853098), (28, 2926549), (47, 1743476), (71, 1154132), (94, 871738), (142, 577066), (188, 435869), (284, 288533), (329, 249068), (497, 164876), (658, 124534), (877, 93436), (994, 82438), (1316, 62267), (1754, 46718), (1988, 41219), (3337, 24556), (3508, 23359), (6139, 13348), (6674, 12278)]