201216351

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{1621}}^1$

素因数の和:1911

約数の個数: 32

約数和(自身を含む): 321389568

約数和(自身を除く): 120173217

約数列:

[1, 3, 7, 21, 23, 69, 161, 257, 483, 771, 1621, 1799, 4863, 5397, 5911, 11347, 17733, 34041, 37283, 41377, 111849, 124131, 260981, 416597, 782943, 1249791, 2916179, 8748537, 9581731, 28745193, 67072117, 201216351]

約数ペア:

[(1, 201216351), (3, 67072117), (7, 28745193), (21, 9581731), (23, 8748537), (69, 2916179), (161, 1249791), (257, 782943), (483, 416597), (771, 260981), (1621, 124131), (1799, 111849), (4863, 41377), (5397, 37283), (5911, 34041), (11347, 17733)]