27768895

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 42900480

約数和(自身を除く): 15131585

約数列:

[1, 5, 7, 11, 35, 55, 77, 79, 83, 121, 385, 395, 415, 553, 581, 605, 847, 869, 913, 2765, 2905, 4235, 4345, 4565, 6083, 6391, 6557, 9559, 10043, 30415, 31955, 32785, 45899, 47795, 50215, 66913, 70301, 72127, 229495, 334565, 351505, 360635, 504889, 793397, 2524445, 3966985, 5553779, 27768895]

約数ペア:

[(1, 27768895), (5, 5553779), (7, 3966985), (11, 2524445), (35, 793397), (55, 504889), (77, 360635), (79, 351505), (83, 334565), (121, 229495), (385, 72127), (395, 70301), (415, 66913), (553, 50215), (581, 47795), (605, 45899), (847, 32785), (869, 31955), (913, 30415), (2765, 10043), (2905, 9559), (4235, 6557), (4345, 6391), (4565, 6083)]