7428645

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{1123}}^1$

素因数の和:1151

約数の個数: 48

約数和(自身を含む): 15376320

約数和(自身を除く): 7947675

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1123, 1323, 2205, 3369, 5615, 6615, 7861, 10107, 16845, 23583, 30321, 39305, 50535, 55027, 70749, 117915, 151605, 165081, 212247, 275135, 353745, 495243, 825405, 1061235, 1485729, 2476215, 7428645]

約数ペア:

[(1, 7428645), (3, 2476215), (5, 1485729), (7, 1061235), (9, 825405), (15, 495243), (21, 353745), (27, 275135), (35, 212247), (45, 165081), (49, 151605), (63, 117915), (105, 70749), (135, 55027), (147, 50535), (189, 39305), (245, 30321), (315, 23583), (441, 16845), (735, 10107), (945, 7861), (1123, 6615), (1323, 5615), (2205, 3369)]