280875192

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{900241}}^1$

素因数の和:900263

約数の個数: 32

約数和(自身を含む): 756203280

約数和(自身を除く): 475328088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 900241, 1800482, 2700723, 3600964, 5401446, 7201928, 10802892, 11703133, 21605784, 23406266, 35109399, 46812532, 70218798, 93625064, 140437596, 280875192]

約数ペア:

[(1, 280875192), (2, 140437596), (3, 93625064), (4, 70218798), (6, 46812532), (8, 35109399), (12, 23406266), (13, 21605784), (24, 11703133), (26, 10802892), (39, 7201928), (52, 5401446), (78, 3600964), (104, 2700723), (156, 1800482), (312, 900241)]