28865802

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2089}}^1$

素因数の和:2155

約数の個数: 48

約数和(自身を含む): 68618880

約数和(自身を除く): 39753078

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 49, 94, 98, 141, 147, 282, 294, 329, 658, 987, 1974, 2089, 2303, 4178, 4606, 6267, 6909, 12534, 13818, 14623, 29246, 43869, 87738, 98183, 102361, 196366, 204722, 294549, 307083, 589098, 614166, 687281, 1374562, 2061843, 4123686, 4810967, 9621934, 14432901, 28865802]

約数ペア:

[(1, 28865802), (2, 14432901), (3, 9621934), (6, 4810967), (7, 4123686), (14, 2061843), (21, 1374562), (42, 687281), (47, 614166), (49, 589098), (94, 307083), (98, 294549), (141, 204722), (147, 196366), (282, 102361), (294, 98183), (329, 87738), (658, 43869), (987, 29246), (1974, 14623), (2089, 13818), (2303, 12534), (4178, 6909), (4606, 6267)]