72990729

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 124675200

約数和(自身を除く): 51684471

約数列:

[1, 3, 7, 9, 21, 59, 63, 73, 177, 219, 269, 413, 511, 531, 657, 807, 1239, 1533, 1883, 2421, 3717, 4307, 4599, 5649, 12921, 15871, 16947, 19637, 30149, 38763, 47613, 58911, 90447, 111097, 137459, 142839, 176733, 271341, 333291, 412377, 999873, 1158583, 1237131, 3475749, 8110081, 10427247, 24330243, 72990729]

約数ペア:

[(1, 72990729), (3, 24330243), (7, 10427247), (9, 8110081), (21, 3475749), (59, 1237131), (63, 1158583), (73, 999873), (177, 412377), (219, 333291), (269, 271341), (413, 176733), (511, 142839), (531, 137459), (657, 111097), (807, 90447), (1239, 58911), (1533, 47613), (1883, 38763), (2421, 30149), (3717, 19637), (4307, 16947), (4599, 15871), (5649, 12921)]