3988138

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 64

約数和(自身を含む): 8294400

約数和(自身を除く): 4306262

約数列:

[1, 2, 7, 11, 14, 19, 22, 29, 38, 47, 58, 77, 94, 133, 154, 203, 209, 266, 319, 329, 406, 418, 517, 551, 638, 658, 893, 1034, 1102, 1363, 1463, 1786, 2233, 2726, 2926, 3619, 3857, 4466, 6061, 6251, 7238, 7714, 9541, 9823, 12122, 12502, 14993, 19082, 19646, 25897, 29986, 42427, 51794, 68761, 84854, 104951, 137522, 181279, 209902, 284867, 362558, 569734, 1994069, 3988138]

約数ペア:

[(1, 3988138), (2, 1994069), (7, 569734), (11, 362558), (14, 284867), (19, 209902), (22, 181279), (29, 137522), (38, 104951), (47, 84854), (58, 68761), (77, 51794), (94, 42427), (133, 29986), (154, 25897), (203, 19646), (209, 19082), (266, 14993), (319, 12502), (329, 12122), (406, 9823), (418, 9541), (517, 7714), (551, 7238), (638, 6251), (658, 6061), (893, 4466), (1034, 3857), (1102, 3619), (1363, 2926), (1463, 2726), (1786, 2233)]