89289015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{719}}^1$

素因数の和:1231

約数の個数: 32

約数和(自身を含む): 151787520

約数和(自身を除く): 62498505

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 487, 719, 1461, 2157, 2435, 3595, 7305, 8279, 10785, 12223, 24837, 36669, 41395, 61115, 124185, 183345, 350153, 1050459, 1750765, 5252295, 5952601, 17857803, 29763005, 89289015]

約数ペア:

[(1, 89289015), (3, 29763005), (5, 17857803), (15, 5952601), (17, 5252295), (51, 1750765), (85, 1050459), (255, 350153), (487, 183345), (719, 124185), (1461, 61115), (2157, 41395), (2435, 36669), (3595, 24837), (7305, 12223), (8279, 10785)]