28387290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41141}}^1$

素因数の和:41174

約数の個数: 32

約数和(自身を含む): 71093376

約数和(自身を除く): 42706086

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 41141, 82282, 123423, 205705, 246846, 411410, 617115, 946243, 1234230, 1892486, 2838729, 4731215, 5677458, 9462430, 14193645, 28387290]

約数ペア:

[(1, 28387290), (2, 14193645), (3, 9462430), (5, 5677458), (6, 4731215), (10, 2838729), (15, 1892486), (23, 1234230), (30, 946243), (46, 617115), (69, 411410), (115, 246846), (138, 205705), (230, 123423), (345, 82282), (690, 41141)]