1285176537

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{571}}^1\times {\mathrm{751}}^1$

素因数の和:1371

約数の個数: 40

約数和(自身を含む): 1977802112

約数和(自身を除く): 692625575

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 571, 751, 999, 1713, 2253, 2997, 5139, 6759, 15417, 20277, 21127, 27787, 46251, 60831, 63381, 83361, 190143, 250083, 428821, 570429, 750249, 1286463, 1711287, 2250747, 3859389, 11578167, 15866377, 34734501, 47599131, 142797393, 428392179, 1285176537]

約数ペア:

[(1, 1285176537), (3, 428392179), (9, 142797393), (27, 47599131), (37, 34734501), (81, 15866377), (111, 11578167), (333, 3859389), (571, 2250747), (751, 1711287), (999, 1286463), (1713, 750249), (2253, 570429), (2997, 428821), (5139, 250083), (6759, 190143), (15417, 83361), (20277, 63381), (21127, 60831), (27787, 46251)]