27786825

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 55323840

約数和(自身を除く): 27537015

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 103, 109, 165, 225, 275, 309, 327, 495, 515, 545, 825, 927, 981, 1133, 1199, 1545, 1635, 2475, 2575, 2725, 3399, 3597, 4635, 4905, 5665, 5995, 7725, 8175, 10197, 10791, 11227, 16995, 17985, 23175, 24525, 28325, 29975, 33681, 50985, 53955, 56135, 84975, 89925, 101043, 123497, 168405, 254925, 269775, 280675, 370491, 505215, 617485, 842025, 1111473, 1852455, 2526075, 3087425, 5557365, 9262275, 27786825]

約数ペア:

[(1, 27786825), (3, 9262275), (5, 5557365), (9, 3087425), (11, 2526075), (15, 1852455), (25, 1111473), (33, 842025), (45, 617485), (55, 505215), (75, 370491), (99, 280675), (103, 269775), (109, 254925), (165, 168405), (225, 123497), (275, 101043), (309, 89925), (327, 84975), (495, 56135), (515, 53955), (545, 50985), (825, 33681), (927, 29975), (981, 28325), (1133, 24525), (1199, 23175), (1545, 17985), (1635, 16995), (2475, 11227), (2575, 10791), (2725, 10197), (3399, 8175), (3597, 7725), (4635, 5995), (4905, 5665)]