27570735

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 50862240

約数和(自身を除く): 23291505

約数列:

[1, 3, 5, 9, 15, 29, 37, 45, 87, 111, 145, 185, 261, 333, 435, 555, 571, 1073, 1305, 1665, 1713, 2855, 3219, 5139, 5365, 8565, 9657, 16095, 16559, 21127, 25695, 48285, 49677, 63381, 82795, 105635, 149031, 190143, 248385, 316905, 612683, 745155, 950715, 1838049, 3063415, 5514147, 9190245, 27570735]

約数ペア:

[(1, 27570735), (3, 9190245), (5, 5514147), (9, 3063415), (15, 1838049), (29, 950715), (37, 745155), (45, 612683), (87, 316905), (111, 248385), (145, 190143), (185, 149031), (261, 105635), (333, 82795), (435, 63381), (555, 49677), (571, 48285), (1073, 25695), (1305, 21127), (1665, 16559), (1713, 16095), (2855, 9657), (3219, 8565), (5139, 5365)]