4990425

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 9427968

約数和(自身を除く): 4437543

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 75, 115, 165, 253, 263, 275, 345, 575, 759, 789, 825, 1265, 1315, 1725, 2893, 3795, 3945, 6049, 6325, 6575, 8679, 14465, 18147, 18975, 19725, 30245, 43395, 66539, 72325, 90735, 151225, 199617, 216975, 332695, 453675, 998085, 1663475, 4990425]

約数ペア:

[(1, 4990425), (3, 1663475), (5, 998085), (11, 453675), (15, 332695), (23, 216975), (25, 199617), (33, 151225), (55, 90735), (69, 72325), (75, 66539), (115, 43395), (165, 30245), (253, 19725), (263, 18975), (275, 18147), (345, 14465), (575, 8679), (759, 6575), (789, 6325), (825, 6049), (1265, 3945), (1315, 3795), (1725, 2893)]