13947955

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 19998720

約数和(自身を除く): 6050765

約数列:

[1, 5, 7, 35, 47, 61, 139, 235, 305, 329, 427, 695, 973, 1645, 2135, 2867, 4865, 6533, 8479, 14335, 20069, 32665, 42395, 45731, 59353, 100345, 228655, 296765, 398513, 1992565, 2789591, 13947955]

約数ペア:

[(1, 13947955), (5, 2789591), (7, 1992565), (35, 398513), (47, 296765), (61, 228655), (139, 100345), (235, 59353), (305, 45731), (329, 42395), (427, 32665), (695, 20069), (973, 14335), (1645, 8479), (2135, 6533), (2867, 4865)]