207773205

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{2459}}^1$

素因数の和:2641

約数の個数: 32

約数和(自身を含む): 342904320

約数和(自身を除く): 135131115

約数列:

[1, 3, 5, 15, 43, 129, 131, 215, 393, 645, 655, 1965, 2459, 5633, 7377, 12295, 16899, 28165, 36885, 84495, 105737, 317211, 322129, 528685, 966387, 1586055, 1610645, 4831935, 13851547, 41554641, 69257735, 207773205]

約数ペア:

[(1, 207773205), (3, 69257735), (5, 41554641), (15, 13851547), (43, 4831935), (129, 1610645), (131, 1586055), (215, 966387), (393, 528685), (645, 322129), (655, 317211), (1965, 105737), (2459, 84495), (5633, 36885), (7377, 28165), (12295, 16899)]