15661175907

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{18757}}^1$

素因数の和:19123

約数の個数: 32

約数和(自身を含む): 22857748480

約数和(自身を除く): 7196572573

約数列:

[1, 3, 13, 39, 79, 237, 271, 813, 1027, 3081, 3523, 10569, 18757, 21409, 56271, 64227, 243841, 278317, 731523, 834951, 1481803, 4445409, 5083147, 15249441, 19263439, 57790317, 66080911, 198242733, 401568613, 1204705839, 5220391969, 15661175907]

約数ペア:

[(1, 15661175907), (3, 5220391969), (13, 1204705839), (39, 401568613), (79, 198242733), (237, 66080911), (271, 57790317), (813, 19263439), (1027, 15249441), (3081, 5083147), (3523, 4445409), (10569, 1481803), (18757, 834951), (21409, 731523), (56271, 278317), (64227, 243841)]