74561643

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1973}}^1$

素因数の和:2028

約数の個数: 48

約数和(自身を含む): 129336480

約数和(自身を除く): 54774837

約数列:

[1, 3, 9, 13, 17, 19, 39, 51, 57, 117, 153, 171, 221, 247, 323, 663, 741, 969, 1973, 1989, 2223, 2907, 4199, 5919, 12597, 17757, 25649, 33541, 37487, 37791, 76947, 100623, 112461, 230841, 301869, 337383, 436033, 487331, 637279, 1308099, 1461993, 1911837, 3924297, 4385979, 5735511, 8284627, 24853881, 74561643]

約数ペア:

[(1, 74561643), (3, 24853881), (9, 8284627), (13, 5735511), (17, 4385979), (19, 3924297), (39, 1911837), (51, 1461993), (57, 1308099), (117, 637279), (153, 487331), (171, 436033), (221, 337383), (247, 301869), (323, 230841), (663, 112461), (741, 100623), (969, 76947), (1973, 37791), (1989, 37487), (2223, 33541), (2907, 25649), (4199, 17757), (5919, 12597)]