209970855

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{99277}}^1$

素因数の和:99335

約数の個数: 24

約数和(自身を含む): 371696832

約数和(自身を除く): 161725977

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 99277, 297831, 496385, 893493, 1489155, 4467465, 4666019, 13998057, 23330095, 41994171, 69990285, 209970855]

約数ペア:

[(1, 209970855), (3, 69990285), (5, 41994171), (9, 23330095), (15, 13998057), (45, 4666019), (47, 4467465), (141, 1489155), (235, 893493), (423, 496385), (705, 297831), (2115, 99277)]