278884062

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{8527}}^1$

素因数の和:8637

約数の個数: 48

約数和(自身を含む): 638576640

約数和(自身を除く): 359692578

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 79, 138, 158, 207, 237, 414, 474, 711, 1422, 1817, 3634, 5451, 8527, 10902, 16353, 17054, 25581, 32706, 51162, 76743, 153486, 196121, 392242, 588363, 673633, 1176726, 1347266, 1765089, 2020899, 3530178, 4041798, 6062697, 12125394, 15493559, 30987118, 46480677, 92961354, 139442031, 278884062]

約数ペア:

[(1, 278884062), (2, 139442031), (3, 92961354), (6, 46480677), (9, 30987118), (18, 15493559), (23, 12125394), (46, 6062697), (69, 4041798), (79, 3530178), (138, 2020899), (158, 1765089), (207, 1347266), (237, 1176726), (414, 673633), (474, 588363), (711, 392242), (1422, 196121), (1817, 153486), (3634, 76743), (5451, 51162), (8527, 32706), (10902, 25581), (16353, 17054)]