27931425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1153}}^1$

素因数の和:1202

約数の個数: 48

約数和(自身を含む): 51514560

約数和(自身を除く): 23583135

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1153, 1275, 1425, 1615, 3459, 4845, 5765, 8075, 17295, 19601, 21907, 24225, 28825, 58803, 65721, 86475, 98005, 109535, 294015, 328605, 372419, 490025, 547675, 1117257, 1470075, 1643025, 1862095, 5586285, 9310475, 27931425]

約数ペア:

[(1, 27931425), (3, 9310475), (5, 5586285), (15, 1862095), (17, 1643025), (19, 1470075), (25, 1117257), (51, 547675), (57, 490025), (75, 372419), (85, 328605), (95, 294015), (255, 109535), (285, 98005), (323, 86475), (425, 65721), (475, 58803), (969, 28825), (1153, 24225), (1275, 21907), (1425, 19601), (1615, 17295), (3459, 8075), (4845, 5765)]