78897819

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:137

約数の個数: 96

約数和(自身を含む): 148414464

約数和(自身を除く): 69516645

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 43, 47, 77, 91, 129, 141, 143, 169, 231, 273, 301, 329, 429, 473, 507, 517, 559, 611, 903, 987, 1001, 1183, 1419, 1551, 1677, 1833, 1859, 2021, 3003, 3311, 3549, 3619, 3913, 4277, 5577, 6063, 6149, 6721, 7267, 7943, 9933, 10857, 11739, 12831, 13013, 14147, 18447, 20163, 21801, 22231, 23829, 26273, 39039, 42441, 43043, 47047, 50869, 55601, 66693, 78819, 79937, 87373, 129129, 141141, 152607, 155617, 166803, 183911, 239811, 262119, 289003, 341549, 466851, 551733, 559559, 611611, 867009, 1024647, 1678677, 1834833, 2023021, 2390843, 3757039, 6069063, 7172529, 11271117, 26299273, 78897819]

約数ペア:

[(1, 78897819), (3, 26299273), (7, 11271117), (11, 7172529), (13, 6069063), (21, 3757039), (33, 2390843), (39, 2023021), (43, 1834833), (47, 1678677), (77, 1024647), (91, 867009), (129, 611611), (141, 559559), (143, 551733), (169, 466851), (231, 341549), (273, 289003), (301, 262119), (329, 239811), (429, 183911), (473, 166803), (507, 155617), (517, 152607), (559, 141141), (611, 129129), (903, 87373), (987, 79937), (1001, 78819), (1183, 66693), (1419, 55601), (1551, 50869), (1677, 47047), (1833, 43043), (1859, 42441), (2021, 39039), (3003, 26273), (3311, 23829), (3549, 22231), (3619, 21801), (3913, 20163), (4277, 18447), (5577, 14147), (6063, 13013), (6149, 12831), (6721, 11739), (7267, 10857), (7943, 9933)]