64006838

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:501

約数の個数: 48

約数和(自身を含む): 118441440

約数和(自身を除く): 54434602

約数列:

[1, 2, 7, 14, 23, 46, 49, 73, 98, 146, 161, 322, 389, 511, 778, 1022, 1127, 1679, 2254, 2723, 3358, 3577, 5446, 7154, 8947, 11753, 17894, 19061, 23506, 28397, 38122, 56794, 62629, 82271, 125258, 164542, 198779, 397558, 438403, 653131, 876806, 1306262, 1391453, 2782906, 4571917, 9143834, 32003419, 64006838]

約数ペア:

[(1, 64006838), (2, 32003419), (7, 9143834), (14, 4571917), (23, 2782906), (46, 1391453), (49, 1306262), (73, 876806), (98, 653131), (146, 438403), (161, 397558), (322, 198779), (389, 164542), (511, 125258), (778, 82271), (1022, 62629), (1127, 56794), (1679, 38122), (2254, 28397), (2723, 23506), (3358, 19061), (3577, 17894), (5446, 11753), (7154, 8947)]