27920718

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 72985536

約数和(自身を除く): 45064818

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 53, 63, 74, 106, 111, 113, 126, 159, 222, 226, 259, 318, 333, 339, 371, 477, 518, 666, 678, 742, 777, 791, 954, 1017, 1113, 1554, 1582, 1961, 2034, 2226, 2331, 2373, 3339, 3922, 4181, 4662, 4746, 5883, 5989, 6678, 7119, 8362, 11766, 11978, 12543, 13727, 14238, 17649, 17967, 25086, 27454, 29267, 35298, 35934, 37629, 41181, 41923, 53901, 58534, 75258, 82362, 83846, 87801, 107802, 123543, 125769, 175602, 221593, 247086, 251538, 263403, 377307, 443186, 526806, 664779, 754614, 1329558, 1551151, 1994337, 3102302, 3988674, 4653453, 9306906, 13960359, 27920718]

約数ペア:

[(1, 27920718), (2, 13960359), (3, 9306906), (6, 4653453), (7, 3988674), (9, 3102302), (14, 1994337), (18, 1551151), (21, 1329558), (37, 754614), (42, 664779), (53, 526806), (63, 443186), (74, 377307), (106, 263403), (111, 251538), (113, 247086), (126, 221593), (159, 175602), (222, 125769), (226, 123543), (259, 107802), (318, 87801), (333, 83846), (339, 82362), (371, 75258), (477, 58534), (518, 53901), (666, 41923), (678, 41181), (742, 37629), (777, 35934), (791, 35298), (954, 29267), (1017, 27454), (1113, 25086), (1554, 17967), (1582, 17649), (1961, 14238), (2034, 13727), (2226, 12543), (2331, 11978), (2373, 11766), (3339, 8362), (3922, 7119), (4181, 6678), (4662, 5989), (4746, 5883)]