64278465

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{30829}}^1$

素因数の和:30976

約数の個数: 16

約数和(自身を含む): 103588800

約数和(自身を除く): 39310335

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 30829, 92487, 154145, 462435, 4285231, 12855693, 21426155, 64278465]

約数ペア:

[(1, 64278465), (3, 21426155), (5, 12855693), (15, 4285231), (139, 462435), (417, 154145), (695, 92487), (2085, 30829)]