27990135

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1723}}^1$

素因数の和:1772

約数の個数: 36

約数和(自身を含む): 51233832

約数和(自身を除く): 23243697

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 361, 855, 1083, 1723, 1805, 3249, 5169, 5415, 8615, 15507, 16245, 25845, 32737, 77535, 98211, 163685, 294633, 491055, 622003, 1473165, 1866009, 3110015, 5598027, 9330045, 27990135]

約数ペア:

[(1, 27990135), (3, 9330045), (5, 5598027), (9, 3110015), (15, 1866009), (19, 1473165), (45, 622003), (57, 491055), (95, 294633), (171, 163685), (285, 98211), (361, 77535), (855, 32737), (1083, 25845), (1723, 16245), (1805, 15507), (3249, 8615), (5169, 5415)]