23889591

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 39929760

約数和(自身を除く): 16040169

約数列:

[1, 3, 9, 11, 29, 33, 53, 87, 99, 157, 159, 261, 319, 471, 477, 583, 957, 1413, 1537, 1727, 1749, 2871, 4553, 4611, 5181, 5247, 8321, 13659, 13833, 15543, 16907, 24963, 40977, 50083, 50721, 74889, 91531, 150249, 152163, 241309, 274593, 450747, 723927, 823779, 2171781, 2654399, 7963197, 23889591]

約数ペア:

[(1, 23889591), (3, 7963197), (9, 2654399), (11, 2171781), (29, 823779), (33, 723927), (53, 450747), (87, 274593), (99, 241309), (157, 152163), (159, 150249), (261, 91531), (319, 74889), (471, 50721), (477, 50083), (583, 40977), (957, 24963), (1413, 16907), (1537, 15543), (1727, 13833), (1749, 13659), (2871, 8321), (4553, 5247), (4611, 5181)]