551577345

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 985374720

約数和(自身を除く): 433797375

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 165, 197, 213, 239, 355, 591, 717, 781, 985, 1065, 1195, 2167, 2343, 2629, 2955, 3585, 3905, 6501, 7887, 10835, 11715, 13145, 13987, 16969, 32505, 39435, 41961, 47083, 50907, 69935, 84845, 141249, 153857, 186659, 209805, 235415, 254535, 461571, 517913, 559977, 706245, 769285, 933295, 1553739, 2307855, 2589565, 2799885, 3342893, 7768695, 10028679, 16714465, 36771823, 50143395, 110315469, 183859115, 551577345]

約数ペア:

[(1, 551577345), (3, 183859115), (5, 110315469), (11, 50143395), (15, 36771823), (33, 16714465), (55, 10028679), (71, 7768695), (165, 3342893), (197, 2799885), (213, 2589565), (239, 2307855), (355, 1553739), (591, 933295), (717, 769285), (781, 706245), (985, 559977), (1065, 517913), (1195, 461571), (2167, 254535), (2343, 235415), (2629, 209805), (2955, 186659), (3585, 153857), (3905, 141249), (6501, 84845), (7887, 69935), (10835, 50907), (11715, 47083), (13145, 41961), (13987, 39435), (16969, 32505)]