81419919

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1051}}^1$

素因数の和:1116

約数の個数: 48

約数和(自身を含む): 138157056

約数和(自身を除く): 56737137

約数列:

[1, 3, 7, 17, 21, 31, 49, 51, 93, 119, 147, 217, 357, 527, 651, 833, 1051, 1519, 1581, 2499, 3153, 3689, 4557, 7357, 11067, 17867, 22071, 25823, 32581, 51499, 53601, 77469, 97743, 125069, 154497, 228067, 375207, 553877, 684201, 875483, 1596469, 1661631, 2626449, 3877139, 4789407, 11631417, 27139973, 81419919]

約数ペア:

[(1, 81419919), (3, 27139973), (7, 11631417), (17, 4789407), (21, 3877139), (31, 2626449), (49, 1661631), (51, 1596469), (93, 875483), (119, 684201), (147, 553877), (217, 375207), (357, 228067), (527, 154497), (651, 125069), (833, 97743), (1051, 77469), (1519, 53601), (1581, 51499), (2499, 32581), (3153, 25823), (3689, 22071), (4557, 17867), (7357, 11067)]