211539384

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{139907}}^1$

素因数の和:139929

約数の個数: 64

約数和(自身を含む): 671558400

約数和(自身を除く): 460019016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 139907, 279814, 419721, 559628, 839442, 979349, 1119256, 1259163, 1678884, 1958698, 2518326, 2938047, 3357768, 3777489, 3917396, 5036652, 5876094, 7554978, 7834792, 8814141, 10073304, 11752188, 15109956, 17628282, 23504376, 26442423, 30219912, 35256564, 52884846, 70513128, 105769692, 211539384]

約数ペア:

[(1, 211539384), (2, 105769692), (3, 70513128), (4, 52884846), (6, 35256564), (7, 30219912), (8, 26442423), (9, 23504376), (12, 17628282), (14, 15109956), (18, 11752188), (21, 10073304), (24, 8814141), (27, 7834792), (28, 7554978), (36, 5876094), (42, 5036652), (54, 3917396), (56, 3777489), (63, 3357768), (72, 2938047), (84, 2518326), (108, 1958698), (126, 1678884), (168, 1259163), (189, 1119256), (216, 979349), (252, 839442), (378, 559628), (504, 419721), (756, 279814), (1512, 139907)]