1256168732

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{111323}}^1$

素因数の和:111378

約数の個数: 48

約数和(自身を含む): 2792896512

約数和(自身を除く): 1536727780

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 111323, 222646, 445292, 779261, 1447199, 1558522, 2894398, 3117044, 3451013, 5788796, 6902026, 10130393, 13804052, 20260786, 24157091, 40521572, 44863169, 48314182, 89726338, 96628364, 179452676, 314042183, 628084366, 1256168732]

約数ペア:

[(1, 1256168732), (2, 628084366), (4, 314042183), (7, 179452676), (13, 96628364), (14, 89726338), (26, 48314182), (28, 44863169), (31, 40521572), (52, 24157091), (62, 20260786), (91, 13804052), (124, 10130393), (182, 6902026), (217, 5788796), (364, 3451013), (403, 3117044), (434, 2894398), (806, 1558522), (868, 1447199), (1612, 779261), (2821, 445292), (5642, 222646), (11284, 111323)]