11728395

素因数分解:

$3^5\times 5^1\times 7^2\times {\mathrm{197}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 24648624

約数和(自身を除く): 12920229

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 197, 243, 245, 315, 405, 441, 567, 591, 735, 945, 985, 1215, 1323, 1379, 1701, 1773, 2205, 2835, 2955, 3969, 4137, 5319, 6615, 6895, 8505, 8865, 9653, 11907, 12411, 15957, 19845, 20685, 26595, 28959, 37233, 47871, 48265, 59535, 62055, 79785, 86877, 111699, 144795, 186165, 239355, 260631, 335097, 434385, 558495, 781893, 1303155, 1675485, 2345679, 3909465, 11728395]

約数ペア:

[(1, 11728395), (3, 3909465), (5, 2345679), (7, 1675485), (9, 1303155), (15, 781893), (21, 558495), (27, 434385), (35, 335097), (45, 260631), (49, 239355), (63, 186165), (81, 144795), (105, 111699), (135, 86877), (147, 79785), (189, 62055), (197, 59535), (243, 48265), (245, 47871), (315, 37233), (405, 28959), (441, 26595), (567, 20685), (591, 19845), (735, 15957), (945, 12411), (985, 11907), (1215, 9653), (1323, 8865), (1379, 8505), (1701, 6895), (1773, 6615), (2205, 5319), (2835, 4137), (2955, 3969)]