197499405

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1\times {\mathrm{613}}^1$

素因数の和:1125

約数の個数: 32

約数和(自身を含む): 323956224

約数和(自身を除く): 126456819

約数列:

[1, 3, 5, 15, 47, 141, 235, 457, 613, 705, 1371, 1839, 2285, 3065, 6855, 9195, 21479, 28811, 64437, 86433, 107395, 144055, 280141, 322185, 432165, 840423, 1400705, 4202115, 13166627, 39499881, 65833135, 197499405]

約数ペア:

[(1, 197499405), (3, 65833135), (5, 39499881), (15, 13166627), (47, 4202115), (141, 1400705), (235, 840423), (457, 432165), (613, 322185), (705, 280141), (1371, 144055), (1839, 107395), (2285, 86433), (3065, 64437), (6855, 28811), (9195, 21479)]