254865676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{691}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 495599328

約数和(自身を除く): 240733652

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 173, 346, 533, 691, 692, 1066, 1382, 2132, 2249, 2764, 4498, 7093, 8983, 8996, 14186, 17966, 28331, 28372, 35932, 56662, 92209, 113324, 119543, 184418, 239086, 368303, 368836, 478172, 736606, 1473212, 1554059, 3108118, 4901263, 6216236, 9802526, 19605052, 63716419, 127432838, 254865676]

約数ペア:

[(1, 254865676), (2, 127432838), (4, 63716419), (13, 19605052), (26, 9802526), (41, 6216236), (52, 4901263), (82, 3108118), (164, 1554059), (173, 1473212), (346, 736606), (533, 478172), (691, 368836), (692, 368303), (1066, 239086), (1382, 184418), (2132, 119543), (2249, 113324), (2764, 92209), (4498, 56662), (7093, 35932), (8983, 28372), (8996, 28331), (14186, 17966)]