28308301

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{683}}^1$

素因数の和:912

約数の個数: 16

約数和(自身を含む): 33619968

約数和(自身を除く): 5311667

約数列:

[1, 7, 31, 191, 217, 683, 1337, 4781, 5921, 21173, 41447, 130453, 148211, 913171, 4044043, 28308301]

約数ペア:

[(1, 28308301), (7, 4044043), (31, 913171), (191, 148211), (217, 130453), (683, 41447), (1337, 21173), (4781, 5921)]