15662778131

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1901}}^1\times {\mathrm{8231}}^1$

素因数の和:10163

約数の個数: 32

約数和(自身を含む): 21043362816

約数和(自身を除く): 5380584685

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 1901, 8231, 13307, 20911, 24713, 57617, 90541, 107003, 146377, 172991, 271843, 633787, 749021, 1177033, 1902901, 8239231, 15647131, 109529917, 172118441, 203412703, 1204829087, 1423888921, 2237539733, 15662778131]

約数ペア:

[(1, 15662778131), (7, 2237539733), (11, 1423888921), (13, 1204829087), (77, 203412703), (91, 172118441), (143, 109529917), (1001, 15647131), (1901, 8239231), (8231, 1902901), (13307, 1177033), (20911, 749021), (24713, 633787), (57617, 271843), (90541, 172991), (107003, 146377)]