211542295

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{659}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 278784000

約数和(自身を除く): 67241705

約数列:

[1, 5, 19, 31, 95, 109, 155, 545, 589, 659, 2071, 2945, 3295, 3379, 10355, 12521, 16895, 20429, 62605, 64201, 71831, 102145, 321005, 359155, 388151, 1364789, 1940755, 2226761, 6823945, 11133805, 42308459, 211542295]

約数ペア:

[(1, 211542295), (5, 42308459), (19, 11133805), (31, 6823945), (95, 2226761), (109, 1940755), (155, 1364789), (545, 388151), (589, 359155), (659, 321005), (2071, 102145), (2945, 71831), (3295, 64201), (3379, 62605), (10355, 20429), (12521, 16895)]