1266864844

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1\times {\mathrm{607}}^1$

素因数の和:1318

約数の個数: 48

約数和(自身を含む): 2561771520

約数和(自身を除く): 1294906676

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 569, 607, 917, 1138, 1214, 1834, 2276, 2428, 3668, 3983, 4249, 7966, 8498, 15932, 16996, 74539, 79517, 149078, 159034, 298156, 318068, 345383, 521773, 556619, 690766, 1043546, 1113238, 1381532, 2087092, 2226476, 2417681, 4835362, 9670724, 45245173, 90490346, 180980692, 316716211, 633432422, 1266864844]

約数ペア:

[(1, 1266864844), (2, 633432422), (4, 316716211), (7, 180980692), (14, 90490346), (28, 45245173), (131, 9670724), (262, 4835362), (524, 2417681), (569, 2226476), (607, 2087092), (917, 1381532), (1138, 1113238), (1214, 1043546), (1834, 690766), (2276, 556619), (2428, 521773), (3668, 345383), (3983, 318068), (4249, 298156), (7966, 159034), (8498, 149078), (15932, 79517), (16996, 74539)]