201422781

素因数分解:

$3^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2671}}^1$

素因数の和:2716

約数の個数: 60

約数和(自身を含む): 368575680

約数和(自身を除く): 167152899

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 81, 133, 147, 171, 189, 399, 441, 513, 567, 931, 1197, 1323, 1539, 2671, 2793, 3591, 3969, 8013, 8379, 10773, 18697, 24039, 25137, 50749, 56091, 72117, 75411, 130879, 152247, 168273, 216351, 355243, 392637, 456741, 504819, 1065729, 1177911, 1370223, 1514457, 2486701, 3197187, 3533733, 4110669, 7460103, 9591561, 10601199, 22380309, 28774683, 67140927, 201422781]

約数ペア:

[(1, 201422781), (3, 67140927), (7, 28774683), (9, 22380309), (19, 10601199), (21, 9591561), (27, 7460103), (49, 4110669), (57, 3533733), (63, 3197187), (81, 2486701), (133, 1514457), (147, 1370223), (171, 1177911), (189, 1065729), (399, 504819), (441, 456741), (513, 392637), (567, 355243), (931, 216351), (1197, 168273), (1323, 152247), (1539, 130879), (2671, 75411), (2793, 72117), (3591, 56091), (3969, 50749), (8013, 25137), (8379, 24039), (10773, 18697)]