1279432

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:122

約数の個数: 64

約数和(自身を含む): 3133440

約数和(自身を除く): 1854008

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 56, 62, 67, 77, 88, 124, 134, 154, 217, 248, 268, 308, 341, 434, 469, 536, 616, 682, 737, 868, 938, 1364, 1474, 1736, 1876, 2077, 2387, 2728, 2948, 3752, 4154, 4774, 5159, 5896, 8308, 9548, 10318, 14539, 16616, 19096, 20636, 22847, 29078, 41272, 45694, 58156, 91388, 116312, 159929, 182776, 319858, 639716, 1279432]

約数ペア:

[(1, 1279432), (2, 639716), (4, 319858), (7, 182776), (8, 159929), (11, 116312), (14, 91388), (22, 58156), (28, 45694), (31, 41272), (44, 29078), (56, 22847), (62, 20636), (67, 19096), (77, 16616), (88, 14539), (124, 10318), (134, 9548), (154, 8308), (217, 5896), (248, 5159), (268, 4774), (308, 4154), (341, 3752), (434, 2948), (469, 2728), (536, 2387), (616, 2077), (682, 1876), (737, 1736), (868, 1474), (938, 1364)]