287309490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{736691}}^1$

素因数の和:736714

約数の個数: 32

約数和(自身を含む): 742585536

約数和(自身を除く): 455276046

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 736691, 1473382, 2210073, 3683455, 4420146, 7366910, 9576983, 11050365, 19153966, 22100730, 28730949, 47884915, 57461898, 95769830, 143654745, 287309490]

約数ペア:

[(1, 287309490), (2, 143654745), (3, 95769830), (5, 57461898), (6, 47884915), (10, 28730949), (13, 22100730), (15, 19153966), (26, 11050365), (30, 9576983), (39, 7366910), (65, 4420146), (78, 3683455), (130, 2210073), (195, 1473382), (390, 736691)]