51447708

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{521}}^1$

素因数の和:755

約数の個数: 72

約数和(自身を含む): 140985936

約数和(自身を除く): 89538228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 211, 234, 422, 468, 521, 633, 844, 1042, 1266, 1563, 1899, 2084, 2532, 2743, 3126, 3798, 4689, 5486, 6252, 6773, 7596, 8229, 9378, 10972, 13546, 16458, 18756, 20319, 24687, 27092, 32916, 40638, 49374, 60957, 81276, 98748, 109931, 121914, 219862, 243828, 329793, 439724, 659586, 989379, 1319172, 1429103, 1978758, 2858206, 3957516, 4287309, 5716412, 8574618, 12861927, 17149236, 25723854, 51447708]

約数ペア:

[(1, 51447708), (2, 25723854), (3, 17149236), (4, 12861927), (6, 8574618), (9, 5716412), (12, 4287309), (13, 3957516), (18, 2858206), (26, 1978758), (36, 1429103), (39, 1319172), (52, 989379), (78, 659586), (117, 439724), (156, 329793), (211, 243828), (234, 219862), (422, 121914), (468, 109931), (521, 98748), (633, 81276), (844, 60957), (1042, 49374), (1266, 40638), (1563, 32916), (1899, 27092), (2084, 24687), (2532, 20319), (2743, 18756), (3126, 16458), (3798, 13546), (4689, 10972), (5486, 9378), (6252, 8229), (6773, 7596)]