13445901

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 23961600

約数和(自身を除く): 10515699

約数列:

[1, 3, 7, 9, 19, 21, 47, 57, 63, 133, 141, 171, 239, 329, 399, 423, 717, 893, 987, 1197, 1673, 2151, 2679, 2961, 4541, 5019, 6251, 8037, 11233, 13623, 15057, 18753, 31787, 33699, 40869, 56259, 78631, 95361, 101097, 213427, 235893, 286083, 640281, 707679, 1493989, 1920843, 4481967, 13445901]

約数ペア:

[(1, 13445901), (3, 4481967), (7, 1920843), (9, 1493989), (19, 707679), (21, 640281), (47, 286083), (57, 235893), (63, 213427), (133, 101097), (141, 95361), (171, 78631), (239, 56259), (329, 40869), (399, 33699), (423, 31787), (717, 18753), (893, 15057), (987, 13623), (1197, 11233), (1673, 8037), (2151, 6251), (2679, 5019), (2961, 4541)]