1917909119

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{1327}}^1$

素因数の和:1595

約数の個数: 32

約数和(自身を含む): 2349858816

約数和(自身を除く): 431949697

約数列:

[1, 7, 23, 47, 161, 191, 329, 1081, 1327, 1337, 4393, 7567, 8977, 9289, 30521, 30751, 62369, 62839, 206471, 213647, 253457, 436583, 1434487, 1445297, 1774199, 5829511, 10041409, 11912479, 40806577, 83387353, 273987017, 1917909119]

約数ペア:

[(1, 1917909119), (7, 273987017), (23, 83387353), (47, 40806577), (161, 11912479), (191, 10041409), (329, 5829511), (1081, 1774199), (1327, 1445297), (1337, 1434487), (4393, 436583), (7567, 253457), (8977, 213647), (9289, 206471), (30521, 62839), (30751, 62369)]