201122185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{397}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 270054144

約数和(自身を除く): 68931959

約数列:

[1, 5, 11, 55, 61, 151, 305, 397, 671, 755, 1661, 1985, 3355, 4367, 8305, 9211, 21835, 24217, 46055, 59947, 101321, 121085, 266387, 299735, 506605, 659417, 1331935, 3297085, 3656767, 18283835, 40224437, 201122185]

約数ペア:

[(1, 201122185), (5, 40224437), (11, 18283835), (55, 3656767), (61, 3297085), (151, 1331935), (305, 659417), (397, 506605), (671, 299735), (755, 266387), (1661, 121085), (1985, 101321), (3355, 59947), (4367, 46055), (8305, 24217), (9211, 21835)]