64452015

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{487}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 119216448

約数和(自身を除く): 54764433

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 173, 255, 487, 519, 765, 865, 1461, 1557, 2435, 2595, 2941, 4383, 7305, 7785, 8279, 8823, 14705, 21915, 24837, 26469, 41395, 44115, 74511, 84251, 124185, 132345, 252753, 372555, 421255, 758259, 1263765, 1432267, 3791295, 4296801, 7161335, 12890403, 21484005, 64452015]

約数ペア:

[(1, 64452015), (3, 21484005), (5, 12890403), (9, 7161335), (15, 4296801), (17, 3791295), (45, 1432267), (51, 1263765), (85, 758259), (153, 421255), (173, 372555), (255, 252753), (487, 132345), (519, 124185), (765, 84251), (865, 74511), (1461, 44115), (1557, 41395), (2435, 26469), (2595, 24837), (2941, 21915), (4383, 14705), (7305, 8823), (7785, 8279)]