431657422

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 796262400

約数和(自身を除く): 364604978

約数列:

[1, 2, 7, 14, 23, 46, 71, 79, 142, 158, 161, 239, 322, 478, 497, 553, 994, 1106, 1633, 1673, 1817, 3266, 3346, 3634, 5497, 5609, 10994, 11218, 11431, 12719, 16969, 18881, 22862, 25438, 33938, 37762, 38479, 39263, 76958, 78526, 118783, 129007, 132167, 237566, 258014, 264334, 390287, 434263, 780574, 868526, 903049, 1340551, 1806098, 2681102, 2732009, 3039841, 5464018, 6079682, 9383857, 18767714, 30832673, 61665346, 215828711, 431657422]

約数ペア:

[(1, 431657422), (2, 215828711), (7, 61665346), (14, 30832673), (23, 18767714), (46, 9383857), (71, 6079682), (79, 5464018), (142, 3039841), (158, 2732009), (161, 2681102), (239, 1806098), (322, 1340551), (478, 903049), (497, 868526), (553, 780574), (994, 434263), (1106, 390287), (1633, 264334), (1673, 258014), (1817, 237566), (3266, 132167), (3346, 129007), (3634, 118783), (5497, 78526), (5609, 76958), (10994, 39263), (11218, 38479), (11431, 37762), (12719, 33938), (16969, 25438), (18881, 22862)]