181253025

素因数分解:

$3^3\times 5^2\times {\mathrm{263}}^1\times {\mathrm{1021}}^1$

素因数の和:1303

約数の個数: 48

約数和(自身を含む): 334561920

約数和(自身を除く): 153308895

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 263, 675, 789, 1021, 1315, 2367, 3063, 3945, 5105, 6575, 7101, 9189, 11835, 15315, 19725, 25525, 27567, 35505, 45945, 59175, 76575, 137835, 177525, 229725, 268523, 689175, 805569, 1342615, 2416707, 4027845, 6713075, 7250121, 12083535, 20139225, 36250605, 60417675, 181253025]

約数ペア:

[(1, 181253025), (3, 60417675), (5, 36250605), (9, 20139225), (15, 12083535), (25, 7250121), (27, 6713075), (45, 4027845), (75, 2416707), (135, 1342615), (225, 805569), (263, 689175), (675, 268523), (789, 229725), (1021, 177525), (1315, 137835), (2367, 76575), (3063, 59175), (3945, 45945), (5105, 35505), (6575, 27567), (7101, 25525), (9189, 19725), (11835, 15315)]