81571509

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2377}}^1$

素因数の和:2458

約数の個数: 32

約数和(自身を含む): 127841280

約数和(自身を除く): 46269771

約数列:

[1, 3, 9, 27, 31, 41, 93, 123, 279, 369, 837, 1107, 1271, 2377, 3813, 7131, 11439, 21393, 34317, 64179, 73687, 97457, 221061, 292371, 663183, 877113, 1989549, 2631339, 3021167, 9063501, 27190503, 81571509]

約数ペア:

[(1, 81571509), (3, 27190503), (9, 9063501), (27, 3021167), (31, 2631339), (41, 1989549), (93, 877113), (123, 663183), (279, 292371), (369, 221061), (837, 97457), (1107, 73687), (1271, 64179), (2377, 34317), (3813, 21393), (7131, 11439)]