258972015

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{401507}}^1$

素因数の和:401558

約数の個数: 16

約数和(自身を含む): 423992448

約数和(自身を除く): 165020433

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 401507, 1204521, 2007535, 6022605, 17264801, 51794403, 86324005, 258972015]

約数ペア:

[(1, 258972015), (3, 86324005), (5, 51794403), (15, 17264801), (43, 6022605), (129, 2007535), (215, 1204521), (645, 401507)]