1389505264

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{4159}}^1$

素因数の和:4350

約数の個数: 80

約数和(自身を含む): 3260108800

約数和(自身を除く): 1870603536

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 157, 266, 304, 314, 532, 628, 1064, 1099, 1256, 2128, 2198, 2512, 2983, 4159, 4396, 5966, 8318, 8792, 11932, 16636, 17584, 20881, 23864, 29113, 33272, 41762, 47728, 58226, 66544, 79021, 83524, 116452, 158042, 167048, 232904, 316084, 334096, 465808, 553147, 632168, 652963, 1106294, 1264336, 1305926, 2212588, 2611852, 4425176, 4570741, 5223704, 8850352, 9141482, 10447408, 12406297, 18282964, 24812594, 36565928, 49625188, 73131856, 86844079, 99250376, 173688158, 198500752, 347376316, 694752632, 1389505264]

約数ペア:

[(1, 1389505264), (2, 694752632), (4, 347376316), (7, 198500752), (8, 173688158), (14, 99250376), (16, 86844079), (19, 73131856), (28, 49625188), (38, 36565928), (56, 24812594), (76, 18282964), (112, 12406297), (133, 10447408), (152, 9141482), (157, 8850352), (266, 5223704), (304, 4570741), (314, 4425176), (532, 2611852), (628, 2212588), (1064, 1305926), (1099, 1264336), (1256, 1106294), (2128, 652963), (2198, 632168), (2512, 553147), (2983, 465808), (4159, 334096), (4396, 316084), (5966, 232904), (8318, 167048), (8792, 158042), (11932, 116452), (16636, 83524), (17584, 79021), (20881, 66544), (23864, 58226), (29113, 47728), (33272, 41762)]