72689799

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1787}}^1$

素因数の和:1959

約数の個数: 32

約数和(自身を含む): 120153600

約数和(自身を除く): 47463801

約数列:

[1, 3, 7, 13, 21, 39, 91, 149, 273, 447, 1043, 1787, 1937, 3129, 5361, 5811, 12509, 13559, 23231, 37527, 40677, 69693, 162617, 266263, 487851, 798789, 1863841, 3461419, 5591523, 10384257, 24229933, 72689799]

約数ペア:

[(1, 72689799), (3, 24229933), (7, 10384257), (13, 5591523), (21, 3461419), (39, 1863841), (91, 798789), (149, 487851), (273, 266263), (447, 162617), (1043, 69693), (1787, 40677), (1937, 37527), (3129, 23231), (5361, 13559), (5811, 12509)]