27941823

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 50290240

約数和(自身を除く): 22348417

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 109, 117, 273, 313, 327, 763, 819, 939, 981, 1417, 2191, 2289, 2817, 4069, 4251, 6573, 6867, 9919, 12207, 12753, 19719, 28483, 29757, 34117, 36621, 85449, 89271, 102351, 238819, 256347, 307053, 443521, 716457, 1330563, 2149371, 3104647, 3991689, 9313941, 27941823]

約数ペア:

[(1, 27941823), (3, 9313941), (7, 3991689), (9, 3104647), (13, 2149371), (21, 1330563), (39, 716457), (63, 443521), (91, 307053), (109, 256347), (117, 238819), (273, 102351), (313, 89271), (327, 85449), (763, 36621), (819, 34117), (939, 29757), (981, 28483), (1417, 19719), (2191, 12753), (2289, 12207), (2817, 9919), (4069, 6867), (4251, 6573)]