199133285

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{709}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 268380000

約数和(自身を除く): 69246715

約数列:

[1, 5, 13, 29, 65, 145, 149, 377, 709, 745, 1885, 1937, 3545, 4321, 9217, 9685, 20561, 21605, 46085, 56173, 102805, 105641, 267293, 280865, 528205, 1336465, 1373333, 3063589, 6866665, 15317945, 39826657, 199133285]

約数ペア:

[(1, 199133285), (5, 39826657), (13, 15317945), (29, 6866665), (65, 3063589), (145, 1373333), (149, 1336465), (377, 528205), (709, 280865), (745, 267293), (1885, 105641), (1937, 102805), (3545, 56173), (4321, 46085), (9217, 21605), (9685, 20561)]