222491654

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:714

約数の個数: 72

約数和(自身を含む): 442123920

約数和(自身を除く): 219632266

約数列:

[1, 2, 7, 11, 14, 22, 29, 49, 58, 77, 98, 121, 154, 203, 242, 319, 406, 539, 638, 647, 847, 1078, 1294, 1421, 1694, 2233, 2842, 3509, 4466, 4529, 5929, 7018, 7117, 9058, 11858, 14234, 15631, 18763, 24563, 31262, 31703, 37526, 49126, 49819, 63406, 78287, 99638, 131341, 156574, 171941, 206393, 262682, 343882, 348733, 412786, 548009, 697466, 919387, 1096018, 1444751, 1838774, 2270323, 2889502, 3836063, 4540646, 7672126, 10113257, 15892261, 20226514, 31784522, 111245827, 222491654]

約数ペア:

[(1, 222491654), (2, 111245827), (7, 31784522), (11, 20226514), (14, 15892261), (22, 10113257), (29, 7672126), (49, 4540646), (58, 3836063), (77, 2889502), (98, 2270323), (121, 1838774), (154, 1444751), (203, 1096018), (242, 919387), (319, 697466), (406, 548009), (539, 412786), (638, 348733), (647, 343882), (847, 262682), (1078, 206393), (1294, 171941), (1421, 156574), (1694, 131341), (2233, 99638), (2842, 78287), (3509, 63406), (4466, 49819), (4529, 49126), (5929, 37526), (7018, 31703), (7117, 31262), (9058, 24563), (11858, 18763), (14234, 15631)]