28078722

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9689}}^1$

素因数の和:9727

約数の個数: 48

約数和(自身を含む): 72558720

約数和(自身を除く): 44479998

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 9689, 19378, 29067, 58134, 67823, 87201, 135646, 174402, 203469, 222847, 406938, 445694, 610407, 668541, 1220814, 1337082, 1559929, 2005623, 3119858, 4011246, 4679787, 9359574, 14039361, 28078722]

約数ペア:

[(1, 28078722), (2, 14039361), (3, 9359574), (6, 4679787), (7, 4011246), (9, 3119858), (14, 2005623), (18, 1559929), (21, 1337082), (23, 1220814), (42, 668541), (46, 610407), (63, 445694), (69, 406938), (126, 222847), (138, 203469), (161, 174402), (207, 135646), (322, 87201), (414, 67823), (483, 58134), (966, 29067), (1449, 19378), (2898, 9689)]