13264251

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 24208128

約数和(自身を除く): 10943877

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 143, 147, 231, 273, 429, 539, 631, 637, 1001, 1617, 1893, 1911, 3003, 4417, 6941, 7007, 8203, 13251, 20823, 21021, 24609, 30919, 48587, 57421, 90233, 92757, 145761, 172263, 270699, 340109, 401947, 631631, 1020327, 1205841, 1894893, 4421417, 13264251]

約数ペア:

[(1, 13264251), (3, 4421417), (7, 1894893), (11, 1205841), (13, 1020327), (21, 631631), (33, 401947), (39, 340109), (49, 270699), (77, 172263), (91, 145761), (143, 92757), (147, 90233), (231, 57421), (273, 48587), (429, 30919), (539, 24609), (631, 21021), (637, 20823), (1001, 13251), (1617, 8203), (1893, 7007), (1911, 6941), (3003, 4417)]