12894865921

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{1307}}^1$

素因数の和:1534

約数の個数: 48

約数和(自身を含む): 15943055040

約数和(自身を除く): 3048189119

約数列:

[1, 7, 29, 49, 53, 131, 203, 371, 917, 1307, 1421, 1537, 2597, 3799, 6419, 6943, 9149, 10759, 26593, 37903, 48601, 64043, 69271, 75313, 171217, 186151, 201347, 265321, 340207, 484897, 1198519, 1409429, 1857247, 2008859, 3394279, 4965293, 8389633, 9074501, 9866003, 14062013, 34757051, 63521507, 98434091, 243299357, 263160529, 444650549, 1842123703, 12894865921]

約数ペア:

[(1, 12894865921), (7, 1842123703), (29, 444650549), (49, 263160529), (53, 243299357), (131, 98434091), (203, 63521507), (371, 34757051), (917, 14062013), (1307, 9866003), (1421, 9074501), (1537, 8389633), (2597, 4965293), (3799, 3394279), (6419, 2008859), (6943, 1857247), (9149, 1409429), (10759, 1198519), (26593, 484897), (37903, 340207), (48601, 265321), (64043, 201347), (69271, 186151), (75313, 171217)]