211754556

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{2029}}^1$

素因数の和:2275

約数の個数: 72

約数和(自身を含む): 579313280

約数和(自身を除く): 367558724

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 223, 234, 446, 468, 669, 892, 1338, 2007, 2029, 2676, 2899, 4014, 4058, 5798, 6087, 8028, 8116, 8697, 11596, 12174, 17394, 18261, 24348, 26091, 26377, 34788, 36522, 52182, 52754, 73044, 79131, 104364, 105508, 158262, 237393, 316524, 452467, 474786, 904934, 949572, 1357401, 1809868, 2714802, 4072203, 5429604, 5882071, 8144406, 11764142, 16288812, 17646213, 23528284, 35292426, 52938639, 70584852, 105877278, 211754556]

約数ペア:

[(1, 211754556), (2, 105877278), (3, 70584852), (4, 52938639), (6, 35292426), (9, 23528284), (12, 17646213), (13, 16288812), (18, 11764142), (26, 8144406), (36, 5882071), (39, 5429604), (52, 4072203), (78, 2714802), (117, 1809868), (156, 1357401), (223, 949572), (234, 904934), (446, 474786), (468, 452467), (669, 316524), (892, 237393), (1338, 158262), (2007, 105508), (2029, 104364), (2676, 79131), (2899, 73044), (4014, 52754), (4058, 52182), (5798, 36522), (6087, 34788), (8028, 26377), (8116, 26091), (8697, 24348), (11596, 18261), (12174, 17394)]