1310971557

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2\times {\mathrm{883}}^1$

素因数の和:1034

約数の個数: 48

約数和(自身を含む): 2140270080

約数和(自身を除く): 829298523

約数列:

[1, 3, 7, 19, 21, 57, 61, 133, 183, 399, 427, 883, 1159, 1281, 2649, 3477, 3721, 6181, 8113, 11163, 16777, 18543, 24339, 26047, 50331, 53863, 70699, 78141, 117439, 161589, 212097, 352317, 377041, 494893, 1023397, 1131123, 1484679, 3070191, 3285643, 7163779, 9856929, 21491337, 22999501, 62427217, 68998503, 187281651, 436990519, 1310971557]

約数ペア:

[(1, 1310971557), (3, 436990519), (7, 187281651), (19, 68998503), (21, 62427217), (57, 22999501), (61, 21491337), (133, 9856929), (183, 7163779), (399, 3285643), (427, 3070191), (883, 1484679), (1159, 1131123), (1281, 1023397), (2649, 494893), (3477, 377041), (3721, 352317), (6181, 212097), (8113, 161589), (11163, 117439), (16777, 78141), (18543, 70699), (24339, 53863), (26047, 50331)]