31082778

素因数分解:

$2^1\times 3^4\times {\mathrm{313}}^1\times {\mathrm{613}}^1$

素因数の和:940

約数の個数: 40

約数和(自身を含む): 69984948

約数和(自身を除く): 38902170

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 313, 613, 626, 939, 1226, 1839, 1878, 2817, 3678, 5517, 5634, 8451, 11034, 16551, 16902, 25353, 33102, 49653, 50706, 99306, 191869, 383738, 575607, 1151214, 1726821, 3453642, 5180463, 10360926, 15541389, 31082778]

約数ペア:

[(1, 31082778), (2, 15541389), (3, 10360926), (6, 5180463), (9, 3453642), (18, 1726821), (27, 1151214), (54, 575607), (81, 383738), (162, 191869), (313, 99306), (613, 50706), (626, 49653), (939, 33102), (1226, 25353), (1839, 16902), (1878, 16551), (2817, 11034), (3678, 8451), (5517, 5634)]