1388971592

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1\times {\mathrm{419}}^1$

素因数の和:750

約数の個数: 64

約数和(自身を含む): 2786616000

約数和(自身を除く): 1397644408

約数列:

[1, 2, 4, 8, 19, 38, 76, 113, 152, 193, 226, 386, 419, 452, 772, 838, 904, 1544, 1676, 2147, 3352, 3667, 4294, 7334, 7961, 8588, 14668, 15922, 17176, 21809, 29336, 31844, 43618, 47347, 63688, 80867, 87236, 94694, 161734, 174472, 189388, 323468, 378776, 414371, 646936, 828742, 899593, 1536473, 1657484, 1799186, 3072946, 3314968, 3598372, 6145892, 7196744, 9137971, 12291784, 18275942, 36551884, 73103768, 173621449, 347242898, 694485796, 1388971592]

約数ペア:

[(1, 1388971592), (2, 694485796), (4, 347242898), (8, 173621449), (19, 73103768), (38, 36551884), (76, 18275942), (113, 12291784), (152, 9137971), (193, 7196744), (226, 6145892), (386, 3598372), (419, 3314968), (452, 3072946), (772, 1799186), (838, 1657484), (904, 1536473), (1544, 899593), (1676, 828742), (2147, 646936), (3352, 414371), (3667, 378776), (4294, 323468), (7334, 189388), (7961, 174472), (8588, 161734), (14668, 94694), (15922, 87236), (17176, 80867), (21809, 63688), (29336, 47347), (31844, 43618)]