16977925

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1153}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 22895360

約数和(自身を除く): 5917435

約数列:

[1, 5, 19, 25, 31, 95, 155, 475, 589, 775, 1153, 2945, 5765, 14725, 21907, 28825, 35743, 109535, 178715, 547675, 679117, 893575, 3395585, 16977925]

約数ペア:

[(1, 16977925), (5, 3395585), (19, 893575), (25, 679117), (31, 547675), (95, 178715), (155, 109535), (475, 35743), (589, 28825), (775, 21907), (1153, 14725), (2945, 5765)]