72475709

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 82668960

約数和(自身を除く): 10193251

約数列:

[1, 17, 19, 67, 197, 289, 323, 1139, 1273, 3349, 3743, 5491, 13199, 19363, 21641, 56933, 63631, 224383, 250781, 367897, 1081727, 3814511, 4263277, 72475709]

約数ペア:

[(1, 72475709), (17, 4263277), (19, 3814511), (67, 1081727), (197, 367897), (289, 250781), (323, 224383), (1139, 63631), (1273, 56933), (3349, 21641), (3743, 19363), (5491, 13199)]