1388900744

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{13033}}^1$

素因数の和:13230

約数の個数: 64

約数和(自身を含む): 3265799040

約数和(自身を除く): 1876898296

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 173, 308, 346, 616, 692, 1211, 1384, 1903, 2422, 3806, 4844, 7612, 9688, 13033, 13321, 15224, 26066, 26642, 52132, 53284, 91231, 104264, 106568, 143363, 182462, 286726, 364924, 573452, 729848, 1003541, 1146904, 2007082, 2254709, 4014164, 4509418, 8028328, 9018836, 15782963, 18037672, 24801799, 31565926, 49603598, 63131852, 99207196, 126263704, 173612593, 198414392, 347225186, 694450372, 1388900744]

約数ペア:

[(1, 1388900744), (2, 694450372), (4, 347225186), (7, 198414392), (8, 173612593), (11, 126263704), (14, 99207196), (22, 63131852), (28, 49603598), (44, 31565926), (56, 24801799), (77, 18037672), (88, 15782963), (154, 9018836), (173, 8028328), (308, 4509418), (346, 4014164), (616, 2254709), (692, 2007082), (1211, 1146904), (1384, 1003541), (1903, 729848), (2422, 573452), (3806, 364924), (4844, 286726), (7612, 182462), (9688, 143363), (13033, 106568), (13321, 104264), (15224, 91231), (26066, 53284), (26642, 52132)]