189898551

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{20347}}^1$

素因数の和:20431

約数の個数: 24

約数和(自身を含む): 295208784

約数和(自身を除く): 105310233

約数列:

[1, 3, 9, 17, 51, 61, 153, 183, 549, 1037, 3111, 9333, 20347, 61041, 183123, 345899, 1037697, 1241167, 3113091, 3723501, 11170503, 21099839, 63299517, 189898551]

約数ペア:

[(1, 189898551), (3, 63299517), (9, 21099839), (17, 11170503), (51, 3723501), (61, 3113091), (153, 1241167), (183, 1037697), (549, 345899), (1037, 183123), (3111, 61041), (9333, 20347)]