38161935

素因数分解:

$3^5\times 5^1\times 7^2\times {\mathrm{641}}^1$

素因数の和:675

約数の個数: 72

約数和(自身を含む): 79921296

約数和(自身を除く): 41759361

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 243, 245, 315, 405, 441, 567, 641, 735, 945, 1215, 1323, 1701, 1923, 2205, 2835, 3205, 3969, 4487, 5769, 6615, 8505, 9615, 11907, 13461, 17307, 19845, 22435, 28845, 31409, 40383, 51921, 59535, 67305, 86535, 94227, 121149, 155763, 157045, 201915, 259605, 282681, 363447, 471135, 605745, 778815, 848043, 1090341, 1413405, 1817235, 2544129, 4240215, 5451705, 7632387, 12720645, 38161935]

約数ペア:

[(1, 38161935), (3, 12720645), (5, 7632387), (7, 5451705), (9, 4240215), (15, 2544129), (21, 1817235), (27, 1413405), (35, 1090341), (45, 848043), (49, 778815), (63, 605745), (81, 471135), (105, 363447), (135, 282681), (147, 259605), (189, 201915), (243, 157045), (245, 155763), (315, 121149), (405, 94227), (441, 86535), (567, 67305), (641, 59535), (735, 51921), (945, 40383), (1215, 31409), (1323, 28845), (1701, 22435), (1923, 19845), (2205, 17307), (2835, 13461), (3205, 11907), (3969, 9615), (4487, 8505), (5769, 6615)]