269317425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{983}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 481719168

約数和(自身を除く): 212401743

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 281, 325, 843, 975, 983, 1405, 2949, 3653, 4215, 4915, 7025, 10959, 12779, 14745, 18265, 21075, 24575, 38337, 54795, 63895, 73725, 91325, 191685, 273975, 276223, 319475, 828669, 958425, 1381115, 3590899, 4143345, 6905575, 10772697, 17954495, 20716725, 53863485, 89772475, 269317425]

約数ペア:

[(1, 269317425), (3, 89772475), (5, 53863485), (13, 20716725), (15, 17954495), (25, 10772697), (39, 6905575), (65, 4143345), (75, 3590899), (195, 1381115), (281, 958425), (325, 828669), (843, 319475), (975, 276223), (983, 273975), (1405, 191685), (2949, 91325), (3653, 73725), (4215, 63895), (4915, 54795), (7025, 38337), (10959, 24575), (12779, 21075), (14745, 18265)]