90172215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{977}}^1$

素因数の和:1288

約数の個数: 48

約数和(自身を含む): 179419968

約数和(自身を除く): 89247753

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 293, 315, 879, 977, 1465, 2051, 2637, 2931, 4395, 4885, 6153, 6839, 8793, 10255, 13185, 14655, 18459, 20517, 30765, 34195, 43965, 61551, 92295, 102585, 286261, 307755, 858783, 1431305, 2003827, 2576349, 4293915, 6011481, 10019135, 12881745, 18034443, 30057405, 90172215]

約数ペア:

[(1, 90172215), (3, 30057405), (5, 18034443), (7, 12881745), (9, 10019135), (15, 6011481), (21, 4293915), (35, 2576349), (45, 2003827), (63, 1431305), (105, 858783), (293, 307755), (315, 286261), (879, 102585), (977, 92295), (1465, 61551), (2051, 43965), (2637, 34195), (2931, 30765), (4395, 20517), (4885, 18459), (6153, 14655), (6839, 13185), (8793, 10255)]