388467541

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 517957632

約数和(自身を除く): 129490091

約数列:

[1, 7, 11, 31, 49, 67, 77, 217, 341, 347, 469, 539, 737, 1519, 2077, 2387, 2429, 3283, 3817, 5159, 10757, 14539, 16709, 17003, 22847, 23249, 26719, 36113, 75299, 101773, 118327, 159929, 162743, 187033, 255739, 527093, 720719, 828289, 1119503, 1139201, 1790173, 5045033, 5798023, 7927909, 12531211, 35315231, 55495363, 388467541]

約数ペア:

[(1, 388467541), (7, 55495363), (11, 35315231), (31, 12531211), (49, 7927909), (67, 5798023), (77, 5045033), (217, 1790173), (341, 1139201), (347, 1119503), (469, 828289), (539, 720719), (737, 527093), (1519, 255739), (2077, 187033), (2387, 162743), (2429, 159929), (3283, 118327), (3817, 101773), (5159, 75299), (10757, 36113), (14539, 26719), (16709, 23249), (17003, 22847)]