212382395

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 271724544

約数和(自身を除く): 59342149

約数列:

[1, 5, 31, 53, 103, 155, 251, 265, 515, 1255, 1643, 3193, 5459, 7781, 8215, 13303, 15965, 25853, 27295, 38905, 66515, 129265, 169229, 412393, 801443, 846145, 1370209, 2061965, 4007215, 6851045, 42476479, 212382395]

約数ペア:

[(1, 212382395), (5, 42476479), (31, 6851045), (53, 4007215), (103, 2061965), (155, 1370209), (251, 846145), (265, 801443), (515, 412393), (1255, 169229), (1643, 129265), (3193, 66515), (5459, 38905), (7781, 27295), (8215, 25853), (13303, 15965)]