25978635

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1171}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 49364640

約数和(自身を除く): 23386005

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 255, 261, 435, 493, 765, 1171, 1305, 1479, 2465, 3513, 4437, 5855, 7395, 10539, 17565, 19907, 22185, 33959, 52695, 59721, 99535, 101877, 169795, 179163, 298605, 305631, 509385, 577303, 895815, 1528155, 1731909, 2886515, 5195727, 8659545, 25978635]

約数ペア:

[(1, 25978635), (3, 8659545), (5, 5195727), (9, 2886515), (15, 1731909), (17, 1528155), (29, 895815), (45, 577303), (51, 509385), (85, 305631), (87, 298605), (145, 179163), (153, 169795), (255, 101877), (261, 99535), (435, 59721), (493, 52695), (765, 33959), (1171, 22185), (1305, 19907), (1479, 17565), (2465, 10539), (3513, 7395), (4437, 5855)]