855872568

素因数分解:

$2^3\times 3^4\times {\mathrm{1320791}}^1$

素因数の和:1320809

約数の個数: 40

約数和(自身を含む): 2397237480

約数和(自身を除く): 1541364912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 1320791, 2641582, 3962373, 5283164, 7924746, 10566328, 11887119, 15849492, 23774238, 31698984, 35661357, 47548476, 71322714, 95096952, 106984071, 142645428, 213968142, 285290856, 427936284, 855872568]

約数ペア:

[(1, 855872568), (2, 427936284), (3, 285290856), (4, 213968142), (6, 142645428), (8, 106984071), (9, 95096952), (12, 71322714), (18, 47548476), (24, 35661357), (27, 31698984), (36, 23774238), (54, 15849492), (72, 11887119), (81, 10566328), (108, 7924746), (162, 5283164), (216, 3962373), (324, 2641582), (648, 1320791)]