890222788

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{349381}}^1$

素因数の和:349412

約数の個数: 36

約数和(自身を含む): 1951647852

約数和(自身を除く): 1061425064

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 349381, 698762, 1397524, 2445667, 4541953, 4891334, 9083906, 9782668, 17119669, 18167812, 31793671, 34239338, 63587342, 68478676, 127174684, 222555697, 445111394, 890222788]

約数ペア:

[(1, 890222788), (2, 445111394), (4, 222555697), (7, 127174684), (13, 68478676), (14, 63587342), (26, 34239338), (28, 31793671), (49, 18167812), (52, 17119669), (91, 9782668), (98, 9083906), (182, 4891334), (196, 4541953), (364, 2445667), (637, 1397524), (1274, 698762), (2548, 349381)]