15538941

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{751}}^1$

素因数の和:798

約数の個数: 36

約数和(自身を含む): 26004160

約数和(自身を除く): 10465219

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 121, 171, 209, 363, 627, 751, 1089, 1881, 2253, 2299, 6759, 6897, 8261, 14269, 20691, 24783, 42807, 74349, 90871, 128421, 156959, 272613, 470877, 817839, 1412631, 1726549, 5179647, 15538941]

約数ペア:

[(1, 15538941), (3, 5179647), (9, 1726549), (11, 1412631), (19, 817839), (33, 470877), (57, 272613), (99, 156959), (121, 128421), (171, 90871), (209, 74349), (363, 42807), (627, 24783), (751, 20691), (1089, 14269), (1881, 8261), (2253, 6897), (2299, 6759)]