66180408

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{393931}}^1$

素因数の和:393947

約数の個数: 32

約数和(自身を含む): 189087360

約数和(自身を除く): 122906952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 393931, 787862, 1181793, 1575724, 2363586, 2757517, 3151448, 4727172, 5515034, 8272551, 9454344, 11030068, 16545102, 22060136, 33090204, 66180408]

約数ペア:

[(1, 66180408), (2, 33090204), (3, 22060136), (4, 16545102), (6, 11030068), (7, 9454344), (8, 8272551), (12, 5515034), (14, 4727172), (21, 3151448), (24, 2757517), (28, 2363586), (42, 1575724), (56, 1181793), (84, 787862), (168, 393931)]