278300644

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{683}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 525837312

約数和(自身を除く): 247536668

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 103, 172, 206, 412, 683, 989, 1366, 1978, 2369, 2732, 3956, 4429, 4738, 8858, 9476, 15709, 17716, 29369, 31418, 58738, 62836, 70349, 101867, 117476, 140698, 203734, 281396, 407468, 675487, 1350974, 1618027, 2701948, 3025007, 3236054, 6050014, 6472108, 12100028, 69575161, 139150322, 278300644]

約数ペア:

[(1, 278300644), (2, 139150322), (4, 69575161), (23, 12100028), (43, 6472108), (46, 6050014), (86, 3236054), (92, 3025007), (103, 2701948), (172, 1618027), (206, 1350974), (412, 675487), (683, 407468), (989, 281396), (1366, 203734), (1978, 140698), (2369, 117476), (2732, 101867), (3956, 70349), (4429, 62836), (4738, 58738), (8858, 31418), (9476, 29369), (15709, 17716)]