28728963

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{1049}}^1$

素因数の和:1251

約数の個数: 24

約数和(自身を含む): 44226000

約数和(自身を除く): 15497037

約数列:

[1, 3, 9, 17, 51, 153, 179, 537, 1049, 1611, 3043, 3147, 9129, 9441, 17833, 27387, 53499, 160497, 187771, 563313, 1689939, 3192107, 9576321, 28728963]

約数ペア:

[(1, 28728963), (3, 9576321), (9, 3192107), (17, 1689939), (51, 563313), (153, 187771), (179, 160497), (537, 53499), (1049, 27387), (1611, 17833), (3043, 9441), (3147, 9129)]