280737705

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{9011}}^1$

素因数の和:9117

約数の個数: 32

約数和(自身を含む): 470642688

約数和(自身を除く): 189904983

約数列:

[1, 3, 5, 15, 31, 67, 93, 155, 201, 335, 465, 1005, 2077, 6231, 9011, 10385, 27033, 31155, 45055, 135165, 279341, 603737, 838023, 1396705, 1811211, 3018685, 4190115, 9056055, 18715847, 56147541, 93579235, 280737705]

約数ペア:

[(1, 280737705), (3, 93579235), (5, 56147541), (15, 18715847), (31, 9056055), (67, 4190115), (93, 3018685), (155, 1811211), (201, 1396705), (335, 838023), (465, 603737), (1005, 279341), (2077, 135165), (6231, 45055), (9011, 31155), (10385, 27033)]