23551605

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{971}}^1$

素因数の和:1007

約数の個数: 72

約数和(自身を含む): 51858144

約数和(自身を除く): 28306539

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 49, 55, 63, 77, 99, 105, 147, 165, 231, 245, 315, 385, 441, 495, 539, 693, 735, 971, 1155, 1617, 2205, 2695, 2913, 3465, 4851, 4855, 6797, 8085, 8739, 10681, 14565, 20391, 24255, 32043, 33985, 43695, 47579, 53405, 61173, 74767, 96129, 101955, 142737, 160215, 224301, 237895, 305865, 373835, 428211, 480645, 523369, 672903, 713685, 1121505, 1570107, 2141055, 2616845, 3364515, 4710321, 7850535, 23551605]

約数ペア:

[(1, 23551605), (3, 7850535), (5, 4710321), (7, 3364515), (9, 2616845), (11, 2141055), (15, 1570107), (21, 1121505), (33, 713685), (35, 672903), (45, 523369), (49, 480645), (55, 428211), (63, 373835), (77, 305865), (99, 237895), (105, 224301), (147, 160215), (165, 142737), (231, 101955), (245, 96129), (315, 74767), (385, 61173), (441, 53405), (495, 47579), (539, 43695), (693, 33985), (735, 32043), (971, 24255), (1155, 20391), (1617, 14565), (2205, 10681), (2695, 8739), (2913, 8085), (3465, 6797), (4851, 4855)]