81295395

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{15013}}^1$

素因数の和:15059

約数の個数: 24

約数和(自身を含む): 137288016

約数和(自身を除く): 55992621

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 361, 1083, 1805, 5415, 15013, 45039, 75065, 225195, 285247, 855741, 1426235, 4278705, 5419693, 16259079, 27098465, 81295395]

約数ペア:

[(1, 81295395), (3, 27098465), (5, 16259079), (15, 5419693), (19, 4278705), (57, 1426235), (95, 855741), (285, 285247), (361, 225195), (1083, 75065), (1805, 45039), (5415, 15013)]