388082199512

素因数分解:

$2^3\times 7^3\times {\mathrm{71}}^1\times {\mathrm{1991963}}^1$

素因数の和:1992061

約数の個数: 64

約数和(自身を含む): 860528448000

約数和(自身を除く): 472446248488

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 71, 98, 142, 196, 284, 343, 392, 497, 568, 686, 994, 1372, 1988, 2744, 3479, 3976, 6958, 13916, 24353, 27832, 48706, 97412, 194824, 1991963, 3983926, 7967852, 13943741, 15935704, 27887482, 55774964, 97606187, 111549928, 141429373, 195212374, 282858746, 390424748, 565717492, 683243309, 780849496, 990005611, 1131434984, 1366486618, 1980011222, 2732973236, 3960022444, 5465946472, 6930039277, 7920044888, 13860078554, 27720157108, 48510274939, 55440314216, 97020549878, 194041099756, 388082199512]

約数ペア:

[(1, 388082199512), (2, 194041099756), (4, 97020549878), (7, 55440314216), (8, 48510274939), (14, 27720157108), (28, 13860078554), (49, 7920044888), (56, 6930039277), (71, 5465946472), (98, 3960022444), (142, 2732973236), (196, 1980011222), (284, 1366486618), (343, 1131434984), (392, 990005611), (497, 780849496), (568, 683243309), (686, 565717492), (994, 390424748), (1372, 282858746), (1988, 195212374), (2744, 141429373), (3479, 111549928), (3976, 97606187), (6958, 55774964), (13916, 27887482), (24353, 15935704), (27832, 13943741), (48706, 7967852), (97412, 3983926), (194824, 1991963)]