127951813

素因数分解:

${\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:369

約数の個数: 24

約数和(自身を含む): 145555200

約数和(自身を除く): 17603387

約数列:

[1, 11, 47, 121, 149, 151, 517, 1639, 1661, 5687, 7003, 7097, 18029, 18271, 22499, 77033, 78067, 247489, 847363, 858737, 1057453, 2722379, 11631983, 127951813]

約数ペア:

[(1, 127951813), (11, 11631983), (47, 2722379), (121, 1057453), (149, 858737), (151, 847363), (517, 247489), (1639, 78067), (1661, 77033), (5687, 22499), (7003, 18271), (7097, 18029)]