278147964

素因数分解:

$2^2\times 3^1\times {\mathrm{421}}^1\times {\mathrm{55057}}^1$

素因数の和:55485

約数の個数: 24

約数和(自身を含む): 650565328

約数和(自身を除く): 372417364

約数列:

[1, 2, 3, 4, 6, 12, 421, 842, 1263, 1684, 2526, 5052, 55057, 110114, 165171, 220228, 330342, 660684, 23178997, 46357994, 69536991, 92715988, 139073982, 278147964]

約数ペア:

[(1, 278147964), (2, 139073982), (3, 92715988), (4, 69536991), (6, 46357994), (12, 23178997), (421, 660684), (842, 330342), (1263, 220228), (1684, 165171), (2526, 110114), (5052, 55057)]