204531415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^2\times {\mathrm{313}}^1$

素因数の和:547

約数の個数: 24

約数和(自身を含む): 271092528

約数和(自身を除く): 66561113

約数列:

[1, 5, 11, 55, 109, 313, 545, 1199, 1565, 3443, 5995, 11881, 17215, 34117, 59405, 130691, 170585, 375287, 653455, 1876435, 3718753, 18593765, 40906283, 204531415]

約数ペア:

[(1, 204531415), (5, 40906283), (11, 18593765), (55, 3718753), (109, 1876435), (313, 653455), (545, 375287), (1199, 170585), (1565, 130691), (3443, 59405), (5995, 34117), (11881, 17215)]