1391992

素因数分解:

$2^3\times 7^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 3139560

約数和(自身を除く): 1747568

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 53, 56, 67, 98, 106, 134, 196, 212, 268, 371, 392, 424, 469, 536, 742, 938, 1484, 1876, 2597, 2968, 3283, 3551, 3752, 5194, 6566, 7102, 10388, 13132, 14204, 20776, 24857, 26264, 28408, 49714, 99428, 173999, 198856, 347998, 695996, 1391992]

約数ペア:

[(1, 1391992), (2, 695996), (4, 347998), (7, 198856), (8, 173999), (14, 99428), (28, 49714), (49, 28408), (53, 26264), (56, 24857), (67, 20776), (98, 14204), (106, 13132), (134, 10388), (196, 7102), (212, 6566), (268, 5194), (371, 3752), (392, 3551), (424, 3283), (469, 2968), (536, 2597), (742, 1876), (938, 1484)]