9891365

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 13996800

約数和(自身を除く): 4105435

約数列:

[1, 5, 11, 17, 55, 71, 85, 149, 187, 355, 745, 781, 935, 1207, 1639, 2533, 3905, 6035, 8195, 10579, 12665, 13277, 27863, 52895, 66385, 116369, 139315, 179843, 581845, 899215, 1978273, 9891365]

約数ペア:

[(1, 9891365), (5, 1978273), (11, 899215), (17, 581845), (55, 179843), (71, 139315), (85, 116369), (149, 66385), (187, 52895), (355, 27863), (745, 13277), (781, 12665), (935, 10579), (1207, 8195), (1639, 6035), (2533, 3905)]