25057287

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 37250928

約数和(自身を除く): 12193641

約数列:

[1, 3, 9, 53, 131, 159, 393, 401, 477, 1179, 1203, 3609, 6943, 20829, 21253, 52531, 62487, 63759, 157593, 191277, 472779, 2784143, 8352429, 25057287]

約数ペア:

[(1, 25057287), (3, 8352429), (9, 2784143), (53, 472779), (131, 191277), (159, 157593), (393, 63759), (401, 62487), (477, 52531), (1179, 21253), (1203, 20829), (3609, 6943)]