2131766

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:105

約数の個数: 48

約数和(自身を含む): 4269024

約数和(自身を除く): 2137258

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 53, 91, 106, 119, 169, 182, 221, 238, 338, 371, 442, 689, 742, 901, 1183, 1378, 1547, 1802, 2366, 2873, 3094, 4823, 5746, 6307, 8957, 9646, 11713, 12614, 17914, 20111, 23426, 40222, 62699, 81991, 125398, 152269, 163982, 304538, 1065883, 2131766]

約数ペア:

[(1, 2131766), (2, 1065883), (7, 304538), (13, 163982), (14, 152269), (17, 125398), (26, 81991), (34, 62699), (53, 40222), (91, 23426), (106, 20111), (119, 17914), (169, 12614), (182, 11713), (221, 9646), (238, 8957), (338, 6307), (371, 5746), (442, 4823), (689, 3094), (742, 2873), (901, 2366), (1183, 1802), (1378, 1547)]