27665175

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 48155648

約数和(自身を除く): 20490473

約数列:

[1, 3, 5, 15, 25, 31, 73, 75, 93, 155, 163, 219, 365, 465, 489, 775, 815, 1095, 1825, 2263, 2325, 2445, 4075, 5053, 5475, 6789, 11315, 11899, 12225, 15159, 25265, 33945, 35697, 56575, 59495, 75795, 126325, 169725, 178485, 297475, 368869, 378975, 892425, 1106607, 1844345, 5533035, 9221725, 27665175]

約数ペア:

[(1, 27665175), (3, 9221725), (5, 5533035), (15, 1844345), (25, 1106607), (31, 892425), (73, 378975), (75, 368869), (93, 297475), (155, 178485), (163, 169725), (219, 126325), (365, 75795), (465, 59495), (489, 56575), (775, 35697), (815, 33945), (1095, 25265), (1825, 15159), (2263, 12225), (2325, 11899), (2445, 11315), (4075, 6789), (5053, 5475)]