27931254

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 64834560

約数和(自身を除く): 36903306

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 47, 57, 78, 94, 114, 141, 247, 282, 401, 494, 611, 741, 802, 893, 1203, 1222, 1482, 1786, 1833, 2406, 2679, 3666, 5213, 5358, 7619, 10426, 11609, 15238, 15639, 18847, 22857, 23218, 31278, 34827, 37694, 45714, 56541, 69654, 99047, 113082, 198094, 245011, 297141, 358093, 490022, 594282, 716186, 735033, 1074279, 1470066, 2148558, 4655209, 9310418, 13965627, 27931254]

約数ペア:

[(1, 27931254), (2, 13965627), (3, 9310418), (6, 4655209), (13, 2148558), (19, 1470066), (26, 1074279), (38, 735033), (39, 716186), (47, 594282), (57, 490022), (78, 358093), (94, 297141), (114, 245011), (141, 198094), (247, 113082), (282, 99047), (401, 69654), (494, 56541), (611, 45714), (741, 37694), (802, 34827), (893, 31278), (1203, 23218), (1222, 22857), (1482, 18847), (1786, 15639), (1833, 15238), (2406, 11609), (2679, 10426), (3666, 7619), (5213, 5358)]