31628744

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 70709760

約数和(自身を除く): 39081016

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 61, 94, 122, 188, 197, 244, 329, 376, 394, 427, 488, 658, 788, 854, 1316, 1379, 1576, 1708, 2632, 2758, 2867, 3416, 5516, 5734, 9259, 11032, 11468, 12017, 18518, 20069, 22936, 24034, 37036, 40138, 48068, 64813, 74072, 80276, 84119, 96136, 129626, 160552, 168238, 259252, 336476, 518504, 564799, 672952, 1129598, 2259196, 3953593, 4518392, 7907186, 15814372, 31628744]

約数ペア:

[(1, 31628744), (2, 15814372), (4, 7907186), (7, 4518392), (8, 3953593), (14, 2259196), (28, 1129598), (47, 672952), (56, 564799), (61, 518504), (94, 336476), (122, 259252), (188, 168238), (197, 160552), (244, 129626), (329, 96136), (376, 84119), (394, 80276), (427, 74072), (488, 64813), (658, 48068), (788, 40138), (854, 37036), (1316, 24034), (1379, 22936), (1576, 20069), (1708, 18518), (2632, 12017), (2758, 11468), (2867, 11032), (3416, 9259), (5516, 5734)]