121778072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{68879}}^1$

素因数の和:68915

約数の個数: 32

約数和(自身を含む): 260366400

約数和(自身を除く): 138588328

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 68879, 137758, 275516, 551032, 895427, 1170943, 1790854, 2341886, 3581708, 4683772, 7163416, 9367544, 15222259, 30444518, 60889036, 121778072]

約数ペア:

[(1, 121778072), (2, 60889036), (4, 30444518), (8, 15222259), (13, 9367544), (17, 7163416), (26, 4683772), (34, 3581708), (52, 2341886), (68, 1790854), (104, 1170943), (136, 895427), (221, 551032), (442, 275516), (884, 137758), (1768, 68879)]