128422742

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{977}}^1$

素因数の和:1256

約数の個数: 32

約数和(自身を含む): 226739520

約数和(自身を除く): 98316778

約数列:

[1, 2, 7, 14, 41, 82, 229, 287, 458, 574, 977, 1603, 1954, 3206, 6839, 9389, 13678, 18778, 40057, 65723, 80114, 131446, 223733, 280399, 447466, 560798, 1566131, 3132262, 9173053, 18346106, 64211371, 128422742]

約数ペア:

[(1, 128422742), (2, 64211371), (7, 18346106), (14, 9173053), (41, 3132262), (82, 1566131), (229, 560798), (287, 447466), (458, 280399), (574, 223733), (977, 131446), (1603, 80114), (1954, 65723), (3206, 40057), (6839, 18778), (9389, 13678)]