16712475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 30352224

約数和(自身を除く): 13639749

約数列:

[1, 3, 5, 13, 15, 25, 39, 61, 65, 75, 183, 195, 281, 305, 325, 793, 843, 915, 975, 1405, 1525, 2379, 3653, 3965, 4215, 4575, 7025, 10959, 11895, 17141, 18265, 19825, 21075, 51423, 54795, 59475, 85705, 91325, 222833, 257115, 273975, 428525, 668499, 1114165, 1285575, 3342495, 5570825, 16712475]

約数ペア:

[(1, 16712475), (3, 5570825), (5, 3342495), (13, 1285575), (15, 1114165), (25, 668499), (39, 428525), (61, 273975), (65, 257115), (75, 222833), (183, 91325), (195, 85705), (281, 59475), (305, 54795), (325, 51423), (793, 21075), (843, 19825), (915, 18265), (975, 17141), (1405, 11895), (1525, 10959), (2379, 7025), (3653, 4575), (3965, 4215)]