221721702

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{26339}}^1$

素因数の和:26428

約数の個数: 32

約数和(自身を含む): 470327040

約数和(自身を除く): 248605338

約数列:

[1, 2, 3, 6, 23, 46, 61, 69, 122, 138, 183, 366, 1403, 2806, 4209, 8418, 26339, 52678, 79017, 158034, 605797, 1211594, 1606679, 1817391, 3213358, 3634782, 4820037, 9640074, 36953617, 73907234, 110860851, 221721702]

約数ペア:

[(1, 221721702), (2, 110860851), (3, 73907234), (6, 36953617), (23, 9640074), (46, 4820037), (61, 3634782), (69, 3213358), (122, 1817391), (138, 1606679), (183, 1211594), (366, 605797), (1403, 158034), (2806, 79017), (4209, 52678), (8418, 26339)]