242559621

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 384134400

約数和(自身を除く): 141574779

約数列:

[1, 3, 9, 17, 47, 51, 89, 141, 153, 267, 379, 423, 799, 801, 1137, 1513, 2397, 3411, 4183, 4539, 6443, 7191, 12549, 13617, 17813, 19329, 33731, 37647, 53439, 57987, 71111, 101193, 160317, 213333, 302821, 303579, 573427, 639999, 908463, 1585357, 1720281, 2725389, 4756071, 5160843, 14268213, 26951069, 80853207, 242559621]

約数ペア:

[(1, 242559621), (3, 80853207), (9, 26951069), (17, 14268213), (47, 5160843), (51, 4756071), (89, 2725389), (141, 1720281), (153, 1585357), (267, 908463), (379, 639999), (423, 573427), (799, 303579), (801, 302821), (1137, 213333), (1513, 160317), (2397, 101193), (3411, 71111), (4183, 57987), (4539, 53439), (6443, 37647), (7191, 33731), (12549, 19329), (13617, 17813)]