280513974

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{16273}}^1$

素因数の和:16321

約数の個数: 48

約数和(自身を含む): 643278672

約数和(自身を除く): 362764698

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 169, 221, 338, 442, 507, 663, 1014, 1326, 2873, 5746, 8619, 16273, 17238, 32546, 48819, 97638, 211549, 276641, 423098, 553282, 634647, 829923, 1269294, 1659846, 2750137, 3596333, 5500274, 7192666, 8250411, 10788999, 16500822, 21577998, 46752329, 93504658, 140256987, 280513974]

約数ペア:

[(1, 280513974), (2, 140256987), (3, 93504658), (6, 46752329), (13, 21577998), (17, 16500822), (26, 10788999), (34, 8250411), (39, 7192666), (51, 5500274), (78, 3596333), (102, 2750137), (169, 1659846), (221, 1269294), (338, 829923), (442, 634647), (507, 553282), (663, 423098), (1014, 276641), (1326, 211549), (2873, 97638), (5746, 48819), (8619, 32546), (16273, 17238)]