28688394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{18461}}^1$

素因数の和:18510

約数の個数: 32

約数和(自身を含む): 67349376

約数和(自身を除く): 38660982

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 18461, 36922, 55383, 110766, 129227, 258454, 387681, 683057, 775362, 1366114, 2049171, 4098342, 4781399, 9562798, 14344197, 28688394]

約数ペア:

[(1, 28688394), (2, 14344197), (3, 9562798), (6, 4781399), (7, 4098342), (14, 2049171), (21, 1366114), (37, 775362), (42, 683057), (74, 387681), (111, 258454), (222, 129227), (259, 110766), (518, 55383), (777, 36922), (1554, 18461)]