231226695

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{397}}^1$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 470130336

約数和(自身を除く): 238903641

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 215, 301, 315, 387, 397, 645, 903, 1191, 1505, 1849, 1935, 1985, 2709, 2779, 3573, 4515, 5547, 5955, 8337, 9245, 12943, 13545, 13895, 16641, 17071, 17865, 25011, 27735, 38829, 41685, 51213, 64715, 83205, 85355, 116487, 119497, 125055, 153639, 194145, 256065, 358491, 582435, 597485, 734053, 768195, 1075473, 1792455, 2202159, 3670265, 5138371, 5377365, 6606477, 11010795, 15415113, 25691855, 33032385, 46245339, 77075565, 231226695]

約数ペア:

[(1, 231226695), (3, 77075565), (5, 46245339), (7, 33032385), (9, 25691855), (15, 15415113), (21, 11010795), (35, 6606477), (43, 5377365), (45, 5138371), (63, 3670265), (105, 2202159), (129, 1792455), (215, 1075473), (301, 768195), (315, 734053), (387, 597485), (397, 582435), (645, 358491), (903, 256065), (1191, 194145), (1505, 153639), (1849, 125055), (1935, 119497), (1985, 116487), (2709, 85355), (2779, 83205), (3573, 64715), (4515, 51213), (5547, 41685), (5955, 38829), (8337, 27735), (9245, 25011), (12943, 17865), (13545, 17071), (13895, 16641)]