1388025

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:246

約数の個数: 36

約数和(自身を含む): 2579200

約数和(自身を除く): 1191175

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 155, 199, 225, 279, 465, 597, 775, 995, 1395, 1791, 2325, 2985, 4975, 6169, 6975, 8955, 14925, 18507, 30845, 44775, 55521, 92535, 154225, 277605, 462675, 1388025]

約数ペア:

[(1, 1388025), (3, 462675), (5, 277605), (9, 154225), (15, 92535), (25, 55521), (31, 44775), (45, 30845), (75, 18507), (93, 14925), (155, 8955), (199, 6975), (225, 6169), (279, 4975), (465, 2985), (597, 2325), (775, 1791), (995, 1395)]