28660742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 50038560

約数和(自身を除く): 21377818

約数列:

[1, 2, 11, 17, 22, 34, 187, 197, 374, 389, 394, 778, 2167, 3349, 4279, 4334, 6613, 6698, 8558, 13226, 36839, 72743, 73678, 76633, 145486, 153266, 842963, 1302761, 1685926, 2605522, 14330371, 28660742]

約数ペア:

[(1, 28660742), (2, 14330371), (11, 2605522), (17, 1685926), (22, 1302761), (34, 842963), (187, 153266), (197, 145486), (374, 76633), (389, 73678), (394, 72743), (778, 36839), (2167, 13226), (3349, 8558), (4279, 6698), (4334, 6613)]