198804920895

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{3203689}}^1$

素因数の和:3203904

約数の個数: 48

約数和(自身を含む): 395822306880

約数和(自身を除く): 197017385985

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 197, 315, 591, 985, 1379, 1773, 2955, 4137, 6895, 8865, 12411, 20685, 62055, 3203689, 9611067, 16018445, 22425823, 28833201, 48055335, 67277469, 112129115, 144166005, 201832407, 336387345, 631126733, 1009162035, 1893380199, 3155633665, 4417887131, 5680140597, 9466900995, 13253661393, 22089435655, 28400702985, 39760984179, 66268306965, 198804920895]

約数ペア:

[(1, 198804920895), (3, 66268306965), (5, 39760984179), (7, 28400702985), (9, 22089435655), (15, 13253661393), (21, 9466900995), (35, 5680140597), (45, 4417887131), (63, 3155633665), (105, 1893380199), (197, 1009162035), (315, 631126733), (591, 336387345), (985, 201832407), (1379, 144166005), (1773, 112129115), (2955, 67277469), (4137, 48055335), (6895, 28833201), (8865, 22425823), (12411, 16018445), (20685, 9611067), (62055, 3203689)]