520018537927

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{160829}}^1$

素因数の和:161036

約数の個数: 48

約数和(自身を含む): 668846937600

約数和(自身を除く): 148828399673

約数列:

[1, 7, 19, 23, 49, 133, 151, 161, 437, 931, 1057, 1127, 2869, 3059, 3473, 7399, 20083, 21413, 24311, 65987, 140581, 160829, 170177, 461909, 1125803, 3055751, 3233363, 3699067, 7880621, 21390257, 24285179, 25893469, 70282273, 149731799, 169996253, 181254283, 461418401, 491975911, 558559117, 1189973771, 3229928807, 3443831377, 3909913819, 10612623223, 22609501649, 27369396733, 74288362561, 520018537927]

約数ペア:

[(1, 520018537927), (7, 74288362561), (19, 27369396733), (23, 22609501649), (49, 10612623223), (133, 3909913819), (151, 3443831377), (161, 3229928807), (437, 1189973771), (931, 558559117), (1057, 491975911), (1127, 461418401), (2869, 181254283), (3059, 169996253), (3473, 149731799), (7399, 70282273), (20083, 25893469), (21413, 24285179), (24311, 21390257), (65987, 7880621), (140581, 3699067), (160829, 3233363), (170177, 3055751), (461909, 1125803)]