55408509

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{12143}}^1$

素因数の和:12178

約数の個数: 24

約数和(自身を含む): 88894080

約数和(自身を除く): 33485571

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 351, 507, 1521, 4563, 12143, 36429, 109287, 157859, 327861, 473577, 1420731, 2052167, 4262193, 6156501, 18469503, 55408509]

約数ペア:

[(1, 55408509), (3, 18469503), (9, 6156501), (13, 4262193), (27, 2052167), (39, 1420731), (117, 473577), (169, 327861), (351, 157859), (507, 109287), (1521, 36429), (4563, 12143)]