71007788

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 135582720

約数和(自身を除く): 64574932

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 103, 188, 193, 206, 386, 412, 772, 893, 1786, 1957, 3572, 3667, 3914, 4841, 7334, 7828, 9071, 9682, 14668, 18142, 19364, 19879, 36284, 39758, 79516, 91979, 172349, 183958, 344698, 367916, 377701, 689396, 755402, 934313, 1510804, 1868626, 3737252, 17751947, 35503894, 71007788]

約数ペア:

[(1, 71007788), (2, 35503894), (4, 17751947), (19, 3737252), (38, 1868626), (47, 1510804), (76, 934313), (94, 755402), (103, 689396), (188, 377701), (193, 367916), (206, 344698), (386, 183958), (412, 172349), (772, 91979), (893, 79516), (1786, 39758), (1957, 36284), (3572, 19879), (3667, 19364), (3914, 18142), (4841, 14668), (7334, 9682), (7828, 9071)]