72813573

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2423}}^1$

素因数の和:2495

約数の個数: 40

約数和(自身を含む): 126707328

約数和(自身を除く): 53893755

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 371, 477, 567, 1113, 1431, 2423, 3339, 4293, 7269, 10017, 16961, 21807, 30051, 50883, 65421, 128419, 152649, 196263, 385257, 457947, 898933, 1155771, 1373841, 2696799, 3467313, 8090397, 10401939, 24271191, 72813573]

約数ペア:

[(1, 72813573), (3, 24271191), (7, 10401939), (9, 8090397), (21, 3467313), (27, 2696799), (53, 1373841), (63, 1155771), (81, 898933), (159, 457947), (189, 385257), (371, 196263), (477, 152649), (567, 128419), (1113, 65421), (1431, 50883), (2423, 30051), (3339, 21807), (4293, 16961), (7269, 10017)]