261461808

素因数分解:

$2^4\times 3^2\times {\mathrm{1815707}}^1$

素因数の和:1815721

約数の個数: 30

約数和(自身を含む): 731730324

約数和(自身を除く): 470268516

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1815707, 3631414, 5447121, 7262828, 10894242, 14525656, 16341363, 21788484, 29051312, 32682726, 43576968, 65365452, 87153936, 130730904, 261461808]

約数ペア:

[(1, 261461808), (2, 130730904), (3, 87153936), (4, 65365452), (6, 43576968), (8, 32682726), (9, 29051312), (12, 21788484), (16, 16341363), (18, 14525656), (24, 10894242), (36, 7262828), (48, 5447121), (72, 3631414), (144, 1815707)]