155927737

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:757

約数の個数: 32

約数和(自身を含む): 197222400

約数和(自身を除く): 41294663

約数列:

[1, 7, 19, 31, 59, 133, 217, 413, 589, 641, 1121, 1829, 4123, 4487, 7847, 12179, 12803, 19871, 34751, 37819, 85253, 139097, 243257, 264733, 377549, 718561, 1172389, 2642843, 5029927, 8206723, 22275391, 155927737]

約数ペア:

[(1, 155927737), (7, 22275391), (19, 8206723), (31, 5029927), (59, 2642843), (133, 1172389), (217, 718561), (413, 377549), (589, 264733), (641, 243257), (1121, 139097), (1829, 85253), (4123, 37819), (4487, 34751), (7847, 19871), (12179, 12803)]