64920408

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{386431}}^1$

素因数の和:386447

約数の個数: 32

約数和(自身を含む): 185487360

約数和(自身を除く): 120566952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 386431, 772862, 1159293, 1545724, 2318586, 2705017, 3091448, 4637172, 5410034, 8115051, 9274344, 10820068, 16230102, 21640136, 32460204, 64920408]

約数ペア:

[(1, 64920408), (2, 32460204), (3, 21640136), (4, 16230102), (6, 10820068), (7, 9274344), (8, 8115051), (12, 5410034), (14, 4637172), (21, 3091448), (24, 2705017), (28, 2318586), (42, 1545724), (56, 1159293), (84, 772862), (168, 386431)]