200505795

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{38971}}^1$

素因数の和:39000

約数の個数: 32

約数和(自身を含む): 374131200

約数和(自身を除く): 173625405

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 5145, 38971, 116913, 194855, 272797, 584565, 818391, 1363985, 1909579, 4091955, 5728737, 9547895, 13367053, 28643685, 40101159, 66835265, 200505795]

約数ペア:

[(1, 200505795), (3, 66835265), (5, 40101159), (7, 28643685), (15, 13367053), (21, 9547895), (35, 5728737), (49, 4091955), (105, 1909579), (147, 1363985), (245, 818391), (343, 584565), (735, 272797), (1029, 194855), (1715, 116913), (5145, 38971)]