312918991

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{389}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 404951040

約数和(自身を除く): 92032049

約数列:

[1, 7, 11, 31, 77, 217, 337, 341, 389, 2359, 2387, 2723, 3707, 4279, 10447, 12059, 25949, 29953, 73129, 84413, 114917, 131093, 132649, 804419, 917651, 928543, 1442023, 4063883, 10094161, 28447181, 44702713, 312918991]

約数ペア:

[(1, 312918991), (7, 44702713), (11, 28447181), (31, 10094161), (77, 4063883), (217, 1442023), (337, 928543), (341, 917651), (389, 804419), (2359, 132649), (2387, 131093), (2723, 114917), (3707, 84413), (4279, 73129), (10447, 29953), (12059, 25949)]