199884471

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{263}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 283143168

約数和(自身を除く): 83258697

約数列:

[1, 3, 37, 41, 111, 123, 167, 263, 501, 789, 1517, 4551, 6179, 6847, 9731, 10783, 18537, 20541, 29193, 32349, 43921, 131763, 253339, 398971, 760017, 1196913, 1625077, 1800761, 4875231, 5402283, 66628157, 199884471]

約数ペア:

[(1, 199884471), (3, 66628157), (37, 5402283), (41, 4875231), (111, 1800761), (123, 1625077), (167, 1196913), (263, 760017), (501, 398971), (789, 253339), (1517, 131763), (4551, 43921), (6179, 32349), (6847, 29193), (9731, 20541), (10783, 18537)]