156978465

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{7589}}^1$

素因数の和:7801

約数の個数: 32

約数和(自身を含む): 288541440

約数和(自身を除く): 131562975

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 197, 591, 985, 1379, 2955, 4137, 6895, 7589, 20685, 22767, 37945, 53123, 113835, 159369, 265615, 796845, 1495033, 4485099, 7475165, 10465231, 22425495, 31395693, 52326155, 156978465]

約数ペア:

[(1, 156978465), (3, 52326155), (5, 31395693), (7, 22425495), (15, 10465231), (21, 7475165), (35, 4485099), (105, 1495033), (197, 796845), (591, 265615), (985, 159369), (1379, 113835), (2955, 53123), (4137, 37945), (6895, 22767), (7589, 20685)]