289374891

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{8719}}^1$

素因数の和:8795

約数の個数: 32

約数和(自身を含む): 445347840

約数和(自身を除く): 155972949

約数列:

[1, 3, 13, 23, 37, 39, 69, 111, 299, 481, 851, 897, 1443, 2553, 8719, 11063, 26157, 33189, 113347, 200537, 322603, 340041, 601611, 967809, 2606981, 4193839, 7419869, 7820943, 12581517, 22259607, 96458297, 289374891]

約数ペア:

[(1, 289374891), (3, 96458297), (13, 22259607), (23, 12581517), (37, 7820943), (39, 7419869), (69, 4193839), (111, 2606981), (299, 967809), (481, 601611), (851, 340041), (897, 322603), (1443, 200537), (2553, 113347), (8719, 33189), (11063, 26157)]