1131165

素因数分解:

$3^5\times 5^1\times 7^2\times {\mathrm{19}}^1$

素因数の和:53

約数の個数: 72

約数和(自身を含む): 2489760

約数和(自身を除く): 1358595

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 49, 57, 63, 81, 95, 105, 133, 135, 147, 171, 189, 243, 245, 285, 315, 399, 405, 441, 513, 567, 665, 735, 855, 931, 945, 1197, 1215, 1323, 1539, 1701, 1995, 2205, 2565, 2793, 2835, 3591, 3969, 4617, 4655, 5985, 6615, 7695, 8379, 8505, 10773, 11907, 13965, 17955, 19845, 23085, 25137, 32319, 41895, 53865, 59535, 75411, 125685, 161595, 226233, 377055, 1131165]

約数ペア:

[(1, 1131165), (3, 377055), (5, 226233), (7, 161595), (9, 125685), (15, 75411), (19, 59535), (21, 53865), (27, 41895), (35, 32319), (45, 25137), (49, 23085), (57, 19845), (63, 17955), (81, 13965), (95, 11907), (105, 10773), (133, 8505), (135, 8379), (147, 7695), (171, 6615), (189, 5985), (243, 4655), (245, 4617), (285, 3969), (315, 3591), (399, 2835), (405, 2793), (441, 2565), (513, 2205), (567, 1995), (665, 1701), (735, 1539), (855, 1323), (931, 1215), (945, 1197)]