18119420361

素因数分解:

$3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{441797}}^1$

素因数の和:441851

約数の個数: 48

約数和(自身を含む): 32233582080

約数和(自身を除く): 14114161719

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 93, 147, 189, 217, 279, 441, 651, 837, 1323, 1519, 1953, 4557, 5859, 13671, 41013, 441797, 1325391, 3092579, 3976173, 9277737, 11928519, 13695707, 21648053, 27833211, 41087121, 64944159, 83499633, 95869949, 123261363, 194832477, 287609847, 369784089, 584497431, 671089643, 862829541, 2013268929, 2588488623, 6039806787, 18119420361]

約数ペア:

[(1, 18119420361), (3, 6039806787), (7, 2588488623), (9, 2013268929), (21, 862829541), (27, 671089643), (31, 584497431), (49, 369784089), (63, 287609847), (93, 194832477), (147, 123261363), (189, 95869949), (217, 83499633), (279, 64944159), (441, 41087121), (651, 27833211), (837, 21648053), (1323, 13695707), (1519, 11928519), (1953, 9277737), (4557, 3976173), (5859, 3092579), (13671, 1325391), (41013, 441797)]