4078984

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{431}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 9486720

約数和(自身を除く): 5407736

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 431, 676, 728, 862, 1183, 1352, 1724, 2366, 3017, 3448, 4732, 5603, 6034, 9464, 11206, 12068, 22412, 24136, 39221, 44824, 72839, 78442, 145678, 156884, 291356, 313768, 509873, 582712, 1019746, 2039492, 4078984]

約数ペア:

[(1, 4078984), (2, 2039492), (4, 1019746), (7, 582712), (8, 509873), (13, 313768), (14, 291356), (26, 156884), (28, 145678), (52, 78442), (56, 72839), (91, 44824), (104, 39221), (169, 24136), (182, 22412), (338, 12068), (364, 11206), (431, 9464), (676, 6034), (728, 5603), (862, 4732), (1183, 3448), (1352, 3017), (1724, 2366)]