64870071

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{15217}}^1$

素因数の和:15263

約数の個数: 24

約数和(自身を含む): 104091120

約数和(自身を除く): 39221049

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 15217, 45651, 106519, 319557, 441293, 745633, 1323879, 2236899, 3089051, 9267153, 21623357, 64870071]

約数ペア:

[(1, 64870071), (3, 21623357), (7, 9267153), (21, 3089051), (29, 2236899), (49, 1323879), (87, 745633), (147, 441293), (203, 319557), (609, 106519), (1421, 45651), (4263, 15217)]