221539110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{568049}}^1$

素因数の和:568072

約数の個数: 32

約数和(自身を含む): 572594400

約数和(自身を除く): 351055290

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 568049, 1136098, 1704147, 2840245, 3408294, 5680490, 7384637, 8520735, 14769274, 17041470, 22153911, 36923185, 44307822, 73846370, 110769555, 221539110]

約数ペア:

[(1, 221539110), (2, 110769555), (3, 73846370), (5, 44307822), (6, 36923185), (10, 22153911), (13, 17041470), (15, 14769274), (26, 8520735), (30, 7384637), (39, 5680490), (65, 3408294), (78, 2840245), (130, 1704147), (195, 1136098), (390, 568049)]