91219909

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 111476736

約数和(自身を除く): 20256827

約数列:

[1, 11, 17, 23, 127, 167, 187, 253, 391, 1397, 1837, 2159, 2839, 2921, 3841, 4301, 21209, 23749, 31229, 32131, 42251, 49657, 65297, 233299, 360553, 487807, 546227, 718267, 3966083, 5365877, 8292719, 91219909]

約数ペア:

[(1, 91219909), (11, 8292719), (17, 5365877), (23, 3966083), (127, 718267), (167, 546227), (187, 487807), (253, 360553), (391, 233299), (1397, 65297), (1837, 49657), (2159, 42251), (2839, 32131), (2921, 31229), (3841, 23749), (4301, 21209)]