280756554

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{16141}}^1$

素因数の和:16382

約数の個数: 32

約数和(自身を含む): 607455744

約数和(自身を除く): 326699190

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 223, 446, 669, 1338, 2899, 5798, 8697, 16141, 17394, 32282, 48423, 96846, 209833, 419666, 629499, 1258998, 3599443, 7198886, 10798329, 21596658, 46792759, 93585518, 140378277, 280756554]

約数ペア:

[(1, 280756554), (2, 140378277), (3, 93585518), (6, 46792759), (13, 21596658), (26, 10798329), (39, 7198886), (78, 3599443), (223, 1258998), (446, 629499), (669, 419666), (1338, 209833), (2899, 96846), (5798, 48423), (8697, 32282), (16141, 17394)]