27289647

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{743}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 50139648

約数和(自身を除く): 22850001

約数列:

[1, 3, 7, 9, 11, 21, 33, 53, 63, 77, 99, 159, 231, 371, 477, 583, 693, 743, 1113, 1749, 2229, 3339, 4081, 5201, 5247, 6687, 8173, 12243, 15603, 24519, 36729, 39379, 46809, 57211, 73557, 118137, 171633, 275653, 354411, 433169, 514899, 826959, 1299507, 2480877, 3032183, 3898521, 9096549, 27289647]

約数ペア:

[(1, 27289647), (3, 9096549), (7, 3898521), (9, 3032183), (11, 2480877), (21, 1299507), (33, 826959), (53, 514899), (63, 433169), (77, 354411), (99, 275653), (159, 171633), (231, 118137), (371, 73557), (477, 57211), (583, 46809), (693, 39379), (743, 36729), (1113, 24519), (1749, 15603), (2229, 12243), (3339, 8173), (4081, 6687), (5201, 5247)]