28753647

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1399}}^1$

素因数の和:1463

約数の個数: 32

約数和(自身を含む): 45158400

約数和(自身を除く): 16404753

約数列:

[1, 3, 13, 17, 31, 39, 51, 93, 221, 403, 527, 663, 1209, 1399, 1581, 4197, 6851, 18187, 20553, 23783, 43369, 54561, 71349, 130107, 309179, 563797, 737273, 927537, 1691391, 2211819, 9584549, 28753647]

約数ペア:

[(1, 28753647), (3, 9584549), (13, 2211819), (17, 1691391), (31, 927537), (39, 737273), (51, 563797), (93, 309179), (221, 130107), (403, 71349), (527, 54561), (663, 43369), (1209, 23783), (1399, 20553), (1581, 18187), (4197, 6851)]