67779765

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2161}}^1$

素因数の和:2230

約数の個数: 48

約数和(自身を含む): 127488816

約数和(自身を除く): 59709051

約数列:

[1, 3, 5, 9, 15, 17, 41, 45, 51, 85, 123, 153, 205, 255, 369, 615, 697, 765, 1845, 2091, 2161, 3485, 6273, 6483, 10455, 10805, 19449, 31365, 32415, 36737, 88601, 97245, 110211, 183685, 265803, 330633, 443005, 551055, 797409, 1329015, 1506217, 1653165, 3987045, 4518651, 7531085, 13555953, 22593255, 67779765]

約数ペア:

[(1, 67779765), (3, 22593255), (5, 13555953), (9, 7531085), (15, 4518651), (17, 3987045), (41, 1653165), (45, 1506217), (51, 1329015), (85, 797409), (123, 551055), (153, 443005), (205, 330633), (255, 265803), (369, 183685), (615, 110211), (697, 97245), (765, 88601), (1845, 36737), (2091, 32415), (2161, 31365), (3485, 19449), (6273, 10805), (6483, 10455)]