172621410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{442619}}^1$

素因数の和:442642

約数の個数: 32

約数和(自身を含む): 446160960

約数和(自身を除く): 273539550

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 442619, 885238, 1327857, 2213095, 2655714, 4426190, 5754047, 6639285, 11508094, 13278570, 17262141, 28770235, 34524282, 57540470, 86310705, 172621410]

約数ペア:

[(1, 172621410), (2, 86310705), (3, 57540470), (5, 34524282), (6, 28770235), (10, 17262141), (13, 13278570), (15, 11508094), (26, 6639285), (30, 5754047), (39, 4426190), (65, 2655714), (78, 2213095), (130, 1327857), (195, 885238), (390, 442619)]