137777751

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{17989}}^1$

素因数の和:18055

約数の個数: 24

約数和(自身を含む): 213289440

約数和(自身を除く): 75511689

約数列:

[1, 3, 9, 23, 37, 69, 111, 207, 333, 851, 2553, 7659, 17989, 53967, 161901, 413747, 665593, 1241241, 1996779, 3723723, 5990337, 15308639, 45925917, 137777751]

約数ペア:

[(1, 137777751), (3, 45925917), (9, 15308639), (23, 5990337), (37, 3723723), (69, 1996779), (111, 1241241), (207, 665593), (333, 413747), (851, 161901), (2553, 53967), (7659, 17989)]