81689692

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{171617}}^1$

素因数の和:171645

約数の個数: 24

約数和(自身を含む): 172990944

約数和(自身を除く): 91301252

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 171617, 343234, 686468, 1201319, 2402638, 2917489, 4805276, 5834978, 11669956, 20422423, 40844846, 81689692]

約数ペア:

[(1, 81689692), (2, 40844846), (4, 20422423), (7, 11669956), (14, 5834978), (17, 4805276), (28, 2917489), (34, 2402638), (68, 1201319), (119, 686468), (238, 343234), (476, 171617)]