28748741

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 34907256

約数和(自身を除く): 6158515

約数列:

[1, 7, 37, 49, 101, 157, 259, 707, 1099, 1813, 3737, 4949, 5809, 7693, 15857, 26159, 40663, 110999, 183113, 284641, 586709, 776993, 4106963, 28748741]

約数ペア:

[(1, 28748741), (7, 4106963), (37, 776993), (49, 586709), (101, 284641), (157, 183113), (259, 110999), (707, 40663), (1099, 26159), (1813, 15857), (3737, 7693), (4949, 5809)]