318418568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9479}}^1$

素因数の和:9534

約数の個数: 64

約数和(自身を含む): 716688000

約数和(自身を除く): 398269432

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 221, 247, 323, 442, 494, 646, 884, 988, 1292, 1768, 1976, 2584, 4199, 8398, 9479, 16796, 18958, 33592, 37916, 75832, 123227, 161143, 180101, 246454, 322286, 360202, 492908, 644572, 720404, 985816, 1289144, 1440808, 2094859, 2341313, 3061717, 4189718, 4682626, 6123434, 8379436, 9365252, 12246868, 16758872, 18730504, 24493736, 39802321, 79604642, 159209284, 318418568]

約数ペア:

[(1, 318418568), (2, 159209284), (4, 79604642), (8, 39802321), (13, 24493736), (17, 18730504), (19, 16758872), (26, 12246868), (34, 9365252), (38, 8379436), (52, 6123434), (68, 4682626), (76, 4189718), (104, 3061717), (136, 2341313), (152, 2094859), (221, 1440808), (247, 1289144), (323, 985816), (442, 720404), (494, 644572), (646, 492908), (884, 360202), (988, 322286), (1292, 246454), (1768, 180101), (1976, 161143), (2584, 123227), (4199, 75832), (8398, 37916), (9479, 33592), (16796, 18958)]