31340673

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2251}}^1$

素因数の和:2294

約数の個数: 48

約数和(自身を含む): 59020416

約数和(自身を除く): 27679743

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 1071, 1547, 1989, 2251, 4641, 6753, 13923, 15757, 20259, 29263, 38267, 47271, 87789, 114801, 141813, 204841, 263367, 267869, 344403, 497471, 614523, 803607, 1492413, 1843569, 2410821, 3482297, 4477239, 10446891, 31340673]

約数ペア:

[(1, 31340673), (3, 10446891), (7, 4477239), (9, 3482297), (13, 2410821), (17, 1843569), (21, 1492413), (39, 803607), (51, 614523), (63, 497471), (91, 344403), (117, 267869), (119, 263367), (153, 204841), (221, 141813), (273, 114801), (357, 87789), (663, 47271), (819, 38267), (1071, 29263), (1547, 20259), (1989, 15757), (2251, 13923), (4641, 6753)]