87770319

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{3533}}^1$

素因数の和:3576

約数の個数: 36

約数和(自身を含む): 147452616

約数和(自身を除く): 59682297

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 169, 273, 507, 637, 1183, 1911, 3533, 3549, 8281, 10599, 24731, 24843, 45929, 74193, 137787, 173117, 321503, 519351, 597077, 964509, 1791231, 2250521, 4179539, 6751563, 12538617, 29256773, 87770319]

約数ペア:

[(1, 87770319), (3, 29256773), (7, 12538617), (13, 6751563), (21, 4179539), (39, 2250521), (49, 1791231), (91, 964509), (147, 597077), (169, 519351), (273, 321503), (507, 173117), (637, 137787), (1183, 74193), (1911, 45929), (3533, 24843), (3549, 24731), (8281, 10599)]