1627388

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:79

約数の個数: 54

約数和(自身を含む): 3648456

約数和(自身を除く): 2021068

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 49, 76, 92, 98, 133, 161, 196, 266, 322, 361, 437, 532, 644, 722, 874, 931, 1127, 1444, 1748, 1862, 2254, 2527, 3059, 3724, 4508, 5054, 6118, 8303, 10108, 12236, 16606, 17689, 21413, 33212, 35378, 42826, 58121, 70756, 85652, 116242, 232484, 406847, 813694, 1627388]

約数ペア:

[(1, 1627388), (2, 813694), (4, 406847), (7, 232484), (14, 116242), (19, 85652), (23, 70756), (28, 58121), (38, 42826), (46, 35378), (49, 33212), (76, 21413), (92, 17689), (98, 16606), (133, 12236), (161, 10108), (196, 8303), (266, 6118), (322, 5054), (361, 4508), (437, 3724), (532, 3059), (644, 2527), (722, 2254), (874, 1862), (931, 1748), (1127, 1444)]