280149285

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{751}}^1\times {\mathrm{1913}}^1$

素因数の和:2685

約数の個数: 32

約数和(自身を含む): 483614208

約数和(自身を除く): 203464923

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 751, 1913, 2253, 3755, 5739, 9565, 9763, 11265, 24869, 28695, 29289, 48815, 74607, 124345, 146445, 373035, 1436663, 4309989, 7183315, 18676619, 21549945, 56029857, 93383095, 280149285]

約数ペア:

[(1, 280149285), (3, 93383095), (5, 56029857), (13, 21549945), (15, 18676619), (39, 7183315), (65, 4309989), (195, 1436663), (751, 373035), (1913, 146445), (2253, 124345), (3755, 74607), (5739, 48815), (9565, 29289), (9763, 28695), (11265, 24869)]