199087497

素因数分解:

$3^3\times 7^1\times {\mathrm{563}}^1\times {\mathrm{1871}}^1$

素因数の和:2450

約数の個数: 32

約数和(自身を含む): 337858560

約数和(自身を除く): 138771063

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 563, 1689, 1871, 3941, 5067, 5613, 11823, 13097, 15201, 16839, 35469, 39291, 50517, 106407, 117873, 353619, 1053373, 3160119, 7373611, 9480357, 22120833, 28441071, 66362499, 199087497]

約数ペア:

[(1, 199087497), (3, 66362499), (7, 28441071), (9, 22120833), (21, 9480357), (27, 7373611), (63, 3160119), (189, 1053373), (563, 353619), (1689, 117873), (1871, 106407), (3941, 50517), (5067, 39291), (5613, 35469), (11823, 16839), (13097, 15201)]