1280821714

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{8039}}^1$

素因数の和:8178

約数の個数: 32

約数和(自身を含む): 2066601600

約数和(自身を除く): 785779886

約数列:

[1, 2, 29, 41, 58, 67, 82, 134, 1189, 1943, 2378, 2747, 3886, 5494, 8039, 16078, 79663, 159326, 233131, 329599, 466262, 538613, 659198, 1077226, 9558371, 15619777, 19116742, 22083133, 31239554, 44166266, 640410857, 1280821714]

約数ペア:

[(1, 1280821714), (2, 640410857), (29, 44166266), (41, 31239554), (58, 22083133), (67, 19116742), (82, 15619777), (134, 9558371), (1189, 1077226), (1943, 659198), (2378, 538613), (2747, 466262), (3886, 329599), (5494, 233131), (8039, 159326), (16078, 79663)]