83880315

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 151227648

約数和(自身を除く): 67347333

約数列:

[1, 3, 5, 9, 15, 43, 45, 67, 129, 201, 215, 335, 387, 603, 645, 647, 1005, 1935, 1941, 2881, 3015, 3235, 5823, 8643, 9705, 14405, 25929, 27821, 29115, 43215, 43349, 83463, 129645, 130047, 139105, 216745, 250389, 390141, 417315, 650235, 1251945, 1864007, 1950705, 5592021, 9320035, 16776063, 27960105, 83880315]

約数ペア:

[(1, 83880315), (3, 27960105), (5, 16776063), (9, 9320035), (15, 5592021), (43, 1950705), (45, 1864007), (67, 1251945), (129, 650235), (201, 417315), (215, 390141), (335, 250389), (387, 216745), (603, 139105), (645, 130047), (647, 129645), (1005, 83463), (1935, 43349), (1941, 43215), (2881, 29115), (3015, 27821), (3235, 25929), (5823, 14405), (8643, 9705)]