219027358

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{521}}^1$

素因数の和:828

約数の個数: 32

約数和(自身を含む): 364639968

約数和(自身を除く): 145612610

約数列:

[1, 2, 11, 22, 97, 194, 197, 394, 521, 1042, 1067, 2134, 2167, 4334, 5731, 11462, 19109, 38218, 50537, 101074, 102637, 205274, 210199, 420398, 555907, 1111814, 1129007, 2258014, 9955789, 19911578, 109513679, 219027358]

約数ペア:

[(1, 219027358), (2, 109513679), (11, 19911578), (22, 9955789), (97, 2258014), (194, 1129007), (197, 1111814), (394, 555907), (521, 420398), (1042, 210199), (1067, 205274), (2134, 102637), (2167, 101074), (4334, 50537), (5731, 38218), (11462, 19109)]