140505428

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{135623}}^1$

素因数の和:135671

約数の個数: 24

約数和(自身を含む): 288607872

約数和(自身を除く): 148102444

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 135623, 271246, 542492, 949361, 1898722, 3797444, 5018051, 10036102, 20072204, 35126357, 70252714, 140505428]

約数ペア:

[(1, 140505428), (2, 70252714), (4, 35126357), (7, 20072204), (14, 10036102), (28, 5018051), (37, 3797444), (74, 1898722), (148, 949361), (259, 542492), (518, 271246), (1036, 135623)]