28190994

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4951}}^1$

素因数の和:5042

約数の個数: 32

約数和(自身を含む): 61563264

約数和(自身を除く): 33372270

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 146, 219, 438, 949, 1898, 2847, 4951, 5694, 9902, 14853, 29706, 64363, 128726, 193089, 361423, 386178, 722846, 1084269, 2168538, 4698499, 9396998, 14095497, 28190994]

約数ペア:

[(1, 28190994), (2, 14095497), (3, 9396998), (6, 4698499), (13, 2168538), (26, 1084269), (39, 722846), (73, 386178), (78, 361423), (146, 193089), (219, 128726), (438, 64363), (949, 29706), (1898, 14853), (2847, 9902), (4951, 5694)]