72915863

素因数分解:

${\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 81308448

約数和(自身を除く): 8392585

約数列:

[1, 19, 37, 53, 103, 361, 703, 1007, 1957, 1961, 3811, 5459, 13357, 19133, 37183, 37259, 72409, 103721, 201983, 707921, 1375771, 1970699, 3837677, 72915863]

約数ペア:

[(1, 72915863), (19, 3837677), (37, 1970699), (53, 1375771), (103, 707921), (361, 201983), (703, 103721), (1007, 72409), (1957, 37259), (1961, 37183), (3811, 19133), (5459, 13357)]