66761415

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{23549}}^1$

素因数の和:23573

約数の個数: 40

約数和(自身を含む): 136778400

約数和(自身を除く): 70016985

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 23549, 70647, 117745, 164843, 211941, 353235, 494529, 635823, 824215, 1059705, 1483587, 1907469, 2472645, 3179115, 4450761, 7417935, 9537345, 13352283, 22253805, 66761415]

約数ペア:

[(1, 66761415), (3, 22253805), (5, 13352283), (7, 9537345), (9, 7417935), (15, 4450761), (21, 3179115), (27, 2472645), (35, 1907469), (45, 1483587), (63, 1059705), (81, 824215), (105, 635823), (135, 494529), (189, 353235), (315, 211941), (405, 164843), (567, 117745), (945, 70647), (2835, 23549)]