201955215

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{24979}}^1$

素因数の和:25012

約数の個数: 48

約数和(自身を含む): 410071680

約数和(自身を除く): 208116465

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 385, 539, 735, 1155, 1617, 2695, 8085, 24979, 74937, 124895, 174853, 274769, 374685, 524559, 824307, 874265, 1223971, 1373845, 1923383, 2622795, 3671913, 4121535, 5770149, 6119855, 9616915, 13463681, 18359565, 28850745, 40391043, 67318405, 201955215]

約数ペア:

[(1, 201955215), (3, 67318405), (5, 40391043), (7, 28850745), (11, 18359565), (15, 13463681), (21, 9616915), (33, 6119855), (35, 5770149), (49, 4121535), (55, 3671913), (77, 2622795), (105, 1923383), (147, 1373845), (165, 1223971), (231, 874265), (245, 824307), (385, 524559), (539, 374685), (735, 274769), (1155, 174853), (1617, 124895), (2695, 74937), (8085, 24979)]