7148631

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 11468800

約数和(自身を除く): 4320169

約数列:

[1, 3, 7, 21, 31, 79, 93, 139, 217, 237, 417, 553, 651, 973, 1659, 2449, 2919, 4309, 7347, 10981, 12927, 17143, 30163, 32943, 51429, 76867, 90489, 230601, 340411, 1021233, 2382877, 7148631]

約数ペア:

[(1, 7148631), (3, 2382877), (7, 1021233), (21, 340411), (31, 230601), (79, 90489), (93, 76867), (139, 51429), (217, 32943), (237, 30163), (417, 17143), (553, 12927), (651, 10981), (973, 7347), (1659, 4309), (2449, 2919)]