30217239

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 53222400

約数和(自身を除く): 23005161

約数列:

[1, 3, 9, 13, 19, 23, 27, 39, 57, 69, 117, 171, 197, 207, 247, 299, 351, 437, 513, 591, 621, 741, 897, 1311, 1773, 2223, 2561, 2691, 3743, 3933, 4531, 5319, 5681, 6669, 7683, 8073, 11229, 11799, 13593, 17043, 23049, 33687, 40779, 48659, 51129, 58903, 69147, 86089, 101061, 122337, 145977, 153387, 176709, 258267, 437931, 530127, 774801, 1119157, 1313793, 1590381, 2324403, 3357471, 10072413, 30217239]

約数ペア:

[(1, 30217239), (3, 10072413), (9, 3357471), (13, 2324403), (19, 1590381), (23, 1313793), (27, 1119157), (39, 774801), (57, 530127), (69, 437931), (117, 258267), (171, 176709), (197, 153387), (207, 145977), (247, 122337), (299, 101061), (351, 86089), (437, 69147), (513, 58903), (591, 51129), (621, 48659), (741, 40779), (897, 33687), (1311, 23049), (1773, 17043), (2223, 13593), (2561, 11799), (2691, 11229), (3743, 8073), (3933, 7683), (4531, 6669), (5319, 5681)]