2019449957

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^3$

素因数の和:262

約数の個数: 32

約数和(自身を含む): 2481174528

約数和(自身を除く): 461724571

約数列:

[1, 7, 31, 41, 61, 217, 287, 427, 1271, 1891, 2501, 3721, 8897, 13237, 17507, 26047, 77531, 115351, 152561, 226981, 542717, 807457, 1067927, 1588867, 4729391, 7036411, 9306221, 33105737, 49254877, 65143547, 288492851, 2019449957]

約数ペア:

[(1, 2019449957), (7, 288492851), (31, 65143547), (41, 49254877), (61, 33105737), (217, 9306221), (287, 7036411), (427, 4729391), (1271, 1588867), (1891, 1067927), (2501, 807457), (3721, 542717), (8897, 226981), (13237, 152561), (17507, 115351), (26047, 77531)]