1771506

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 4380480

約数和(自身を除く): 2608974

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 138, 198, 207, 253, 389, 414, 506, 759, 778, 1167, 1518, 2277, 2334, 3501, 4279, 4554, 7002, 8558, 8947, 12837, 17894, 25674, 26841, 38511, 53682, 77022, 80523, 98417, 161046, 196834, 295251, 590502, 885753, 1771506]

約数ペア:

[(1, 1771506), (2, 885753), (3, 590502), (6, 295251), (9, 196834), (11, 161046), (18, 98417), (22, 80523), (23, 77022), (33, 53682), (46, 38511), (66, 26841), (69, 25674), (99, 17894), (138, 12837), (198, 8947), (207, 8558), (253, 7002), (389, 4554), (414, 4279), (506, 3501), (759, 2334), (778, 2277), (1167, 1518)]