199303884

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{3907}}^1$

素因数の和:4039

約数の個数: 72

約数和(自身を含む): 547667120

約数和(自身を除く): 348363236

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 109, 117, 156, 218, 234, 327, 436, 468, 654, 981, 1308, 1417, 1962, 2834, 3907, 3924, 4251, 5668, 7814, 8502, 11721, 12753, 15628, 17004, 23442, 25506, 35163, 46884, 50791, 51012, 70326, 101582, 140652, 152373, 203164, 304746, 425863, 457119, 609492, 851726, 914238, 1277589, 1703452, 1828476, 2555178, 3832767, 5110356, 5536219, 7665534, 11072438, 15331068, 16608657, 22144876, 33217314, 49825971, 66434628, 99651942, 199303884]

約数ペア:

[(1, 199303884), (2, 99651942), (3, 66434628), (4, 49825971), (6, 33217314), (9, 22144876), (12, 16608657), (13, 15331068), (18, 11072438), (26, 7665534), (36, 5536219), (39, 5110356), (52, 3832767), (78, 2555178), (109, 1828476), (117, 1703452), (156, 1277589), (218, 914238), (234, 851726), (327, 609492), (436, 457119), (468, 425863), (654, 304746), (981, 203164), (1308, 152373), (1417, 140652), (1962, 101582), (2834, 70326), (3907, 51012), (3924, 50791), (4251, 46884), (5668, 35163), (7814, 25506), (8502, 23442), (11721, 17004), (12753, 15628)]