16903404

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:309

約数の個数: 120

約数和(自身を含む): 52446240

約数和(自身を除く): 35542836

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 54, 58, 63, 81, 84, 87, 108, 116, 126, 162, 174, 189, 203, 252, 257, 261, 324, 348, 378, 406, 514, 522, 567, 609, 756, 771, 783, 812, 1028, 1044, 1134, 1218, 1542, 1566, 1799, 1827, 2268, 2313, 2349, 2436, 3084, 3132, 3598, 3654, 4626, 4698, 5397, 5481, 6939, 7196, 7308, 7453, 9252, 9396, 10794, 10962, 13878, 14906, 16191, 16443, 20817, 21588, 21924, 22359, 27756, 29812, 32382, 32886, 41634, 44718, 48573, 52171, 64764, 65772, 67077, 83268, 89436, 97146, 104342, 134154, 145719, 156513, 194292, 201231, 208684, 268308, 291438, 313026, 402462, 469539, 582876, 603693, 626052, 804924, 939078, 1207386, 1408617, 1878156, 2414772, 2817234, 4225851, 5634468, 8451702, 16903404]

約数ペア:

[(1, 16903404), (2, 8451702), (3, 5634468), (4, 4225851), (6, 2817234), (7, 2414772), (9, 1878156), (12, 1408617), (14, 1207386), (18, 939078), (21, 804924), (27, 626052), (28, 603693), (29, 582876), (36, 469539), (42, 402462), (54, 313026), (58, 291438), (63, 268308), (81, 208684), (84, 201231), (87, 194292), (108, 156513), (116, 145719), (126, 134154), (162, 104342), (174, 97146), (189, 89436), (203, 83268), (252, 67077), (257, 65772), (261, 64764), (324, 52171), (348, 48573), (378, 44718), (406, 41634), (514, 32886), (522, 32382), (567, 29812), (609, 27756), (756, 22359), (771, 21924), (783, 21588), (812, 20817), (1028, 16443), (1044, 16191), (1134, 14906), (1218, 13878), (1542, 10962), (1566, 10794), (1799, 9396), (1827, 9252), (2268, 7453), (2313, 7308), (2349, 7196), (2436, 6939), (3084, 5481), (3132, 5397), (3598, 4698), (3654, 4626)]