28885241

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{509}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 36899520

約数和(自身を除く): 8014279

約数列:

[1, 7, 11, 67, 77, 121, 469, 509, 737, 847, 3563, 5159, 5599, 8107, 34103, 39193, 56749, 61589, 238721, 375133, 431123, 2625931, 4126463, 28885241]

約数ペア:

[(1, 28885241), (7, 4126463), (11, 2625931), (67, 431123), (77, 375133), (121, 238721), (469, 61589), (509, 56749), (737, 39193), (847, 34103), (3563, 8107), (5159, 5599)]