1666028

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 3763200

約数和(自身を除く): 2097172

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 199, 299, 322, 364, 398, 598, 644, 796, 1196, 1393, 2093, 2587, 2786, 4186, 4577, 5174, 5572, 8372, 9154, 10348, 18109, 18308, 32039, 36218, 59501, 64078, 72436, 119002, 128156, 238004, 416507, 833014, 1666028]

約数ペア:

[(1, 1666028), (2, 833014), (4, 416507), (7, 238004), (13, 128156), (14, 119002), (23, 72436), (26, 64078), (28, 59501), (46, 36218), (52, 32039), (91, 18308), (92, 18109), (161, 10348), (182, 9154), (199, 8372), (299, 5572), (322, 5174), (364, 4577), (398, 4186), (598, 2786), (644, 2587), (796, 2093), (1196, 1393)]