3945578

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 7852320

約数和(自身を除く): 3906742

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 98, 133, 163, 182, 247, 266, 326, 494, 637, 931, 1141, 1274, 1729, 1862, 2119, 2282, 3097, 3458, 4238, 6194, 7987, 12103, 14833, 15974, 21679, 24206, 29666, 40261, 43358, 80522, 103831, 151753, 207662, 281827, 303506, 563654, 1972789, 3945578]

約数ペア:

[(1, 3945578), (2, 1972789), (7, 563654), (13, 303506), (14, 281827), (19, 207662), (26, 151753), (38, 103831), (49, 80522), (91, 43358), (98, 40261), (133, 29666), (163, 24206), (182, 21679), (247, 15974), (266, 14833), (326, 12103), (494, 7987), (637, 6194), (931, 4238), (1141, 3458), (1274, 3097), (1729, 2282), (1862, 2119)]