257548485

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{3617}}^1$

素因数の和:3773

約数の個数: 32

約数和(自身を含む): 425129472

約数和(自身を除く): 167580987

約数列:

[1, 3, 5, 15, 47, 101, 141, 235, 303, 505, 705, 1515, 3617, 4747, 10851, 14241, 18085, 23735, 54255, 71205, 169999, 365317, 509997, 849995, 1095951, 1826585, 2549985, 5479755, 17169899, 51509697, 85849495, 257548485]

約数ペア:

[(1, 257548485), (3, 85849495), (5, 51509697), (15, 17169899), (47, 5479755), (101, 2549985), (141, 1826585), (235, 1095951), (303, 849995), (505, 509997), (705, 365317), (1515, 169999), (3617, 71205), (4747, 54255), (10851, 23735), (14241, 18085)]