27770757

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 44009472

約数和(自身を除く): 16238715

約数列:

[1, 3, 7, 21, 37, 103, 111, 259, 309, 347, 721, 777, 1041, 2163, 2429, 3811, 7287, 11433, 12839, 26677, 35741, 38517, 80031, 89873, 107223, 250187, 269619, 750561, 1322417, 3967251, 9256919, 27770757]

約数ペア:

[(1, 27770757), (3, 9256919), (7, 3967251), (21, 1322417), (37, 750561), (103, 269619), (111, 250187), (259, 107223), (309, 89873), (347, 80031), (721, 38517), (777, 35741), (1041, 26677), (2163, 12839), (2429, 11433), (3811, 7287)]