209850905

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{5879}}^1$

素因数の和:5965

約数の個数: 24

約数和(自身を含む): 281534400

約数和(自身を除く): 71683495

約数列:

[1, 5, 11, 55, 59, 121, 295, 605, 649, 3245, 5879, 7139, 29395, 35695, 64669, 323345, 346861, 711359, 1734305, 3556795, 3815471, 19077355, 41970181, 209850905]

約数ペア:

[(1, 209850905), (5, 41970181), (11, 19077355), (55, 3815471), (59, 3556795), (121, 1734305), (295, 711359), (605, 346861), (649, 323345), (3245, 64669), (5879, 35695), (7139, 29395)]