223640469

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2719}}^1$

素因数の和:2794

約数の個数: 48

約数和(自身を含む): 376230400

約数和(自身を除く): 152589931

約数列:

[1, 3, 9, 13, 19, 37, 39, 57, 111, 117, 171, 247, 333, 481, 703, 741, 1443, 2109, 2223, 2719, 4329, 6327, 8157, 9139, 24471, 27417, 35347, 51661, 82251, 100603, 106041, 154983, 301809, 318123, 464949, 671593, 905427, 1307839, 1911457, 2014779, 3923517, 5734371, 6044337, 11770551, 17203113, 24848941, 74546823, 223640469]

約数ペア:

[(1, 223640469), (3, 74546823), (9, 24848941), (13, 17203113), (19, 11770551), (37, 6044337), (39, 5734371), (57, 3923517), (111, 2014779), (117, 1911457), (171, 1307839), (247, 905427), (333, 671593), (481, 464949), (703, 318123), (741, 301809), (1443, 154983), (2109, 106041), (2223, 100603), (2719, 82251), (4329, 51661), (6327, 35347), (8157, 27417), (9139, 24471)]