1285644808

素因数分解:

$2^3\times 7^1\times {\mathrm{2141}}^1\times {\mathrm{10723}}^1$

素因数の和:12877

約数の個数: 32

約数和(自身を含む): 2756496960

約数和(自身を除く): 1470852152

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2141, 4282, 8564, 10723, 14987, 17128, 21446, 29974, 42892, 59948, 75061, 85784, 119896, 150122, 300244, 600488, 22957943, 45915886, 91831772, 160705601, 183663544, 321411202, 642822404, 1285644808]

約数ペア:

[(1, 1285644808), (2, 642822404), (4, 321411202), (7, 183663544), (8, 160705601), (14, 91831772), (28, 45915886), (56, 22957943), (2141, 600488), (4282, 300244), (8564, 150122), (10723, 119896), (14987, 85784), (17128, 75061), (21446, 59948), (29974, 42892)]