1581426

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1$

素因数の和:196

約数の個数: 72

約数和(自身を含む): 4374864

約数和(自身を除く): 2793438

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 63, 66, 77, 98, 99, 126, 147, 154, 163, 198, 231, 294, 326, 441, 462, 489, 539, 693, 882, 978, 1078, 1141, 1386, 1467, 1617, 1793, 2282, 2934, 3234, 3423, 3586, 4851, 5379, 6846, 7987, 9702, 10269, 10758, 12551, 15974, 16137, 20538, 23961, 25102, 32274, 37653, 47922, 71883, 75306, 87857, 112959, 143766, 175714, 225918, 263571, 527142, 790713, 1581426]

約数ペア:

[(1, 1581426), (2, 790713), (3, 527142), (6, 263571), (7, 225918), (9, 175714), (11, 143766), (14, 112959), (18, 87857), (21, 75306), (22, 71883), (33, 47922), (42, 37653), (49, 32274), (63, 25102), (66, 23961), (77, 20538), (98, 16137), (99, 15974), (126, 12551), (147, 10758), (154, 10269), (163, 9702), (198, 7987), (231, 6846), (294, 5379), (326, 4851), (441, 3586), (462, 3423), (489, 3234), (539, 2934), (693, 2282), (882, 1793), (978, 1617), (1078, 1467), (1141, 1386)]