166989045

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{2609}}^1$

素因数の和:2885

約数の個数: 32

約数和(自身を含む): 284135040

約数和(自身を除く): 117145995

約数列:

[1, 3, 5, 15, 17, 51, 85, 251, 255, 753, 1255, 2609, 3765, 4267, 7827, 12801, 13045, 21335, 39135, 44353, 64005, 133059, 221765, 654859, 665295, 1964577, 3274295, 9822885, 11132603, 33397809, 55663015, 166989045]

約数ペア:

[(1, 166989045), (3, 55663015), (5, 33397809), (15, 11132603), (17, 9822885), (51, 3274295), (85, 1964577), (251, 665295), (255, 654859), (753, 221765), (1255, 133059), (2609, 64005), (3765, 44353), (4267, 39135), (7827, 21335), (12801, 13045)]