191963405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{659}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 256608000

約数和(自身を除く): 64644595

約数列:

[1, 5, 17, 23, 85, 115, 149, 391, 659, 745, 1955, 2533, 3295, 3427, 11203, 12665, 15157, 17135, 56015, 58259, 75785, 98191, 257669, 291295, 490955, 1288345, 1669247, 2258393, 8346235, 11291965, 38392681, 191963405]

約数ペア:

[(1, 191963405), (5, 38392681), (17, 11291965), (23, 8346235), (85, 2258393), (115, 1669247), (149, 1288345), (391, 490955), (659, 291295), (745, 257669), (1955, 98191), (2533, 75785), (3295, 58259), (3427, 56015), (11203, 17135), (12665, 15157)]