202319985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{9781}}^1$

素因数の和:9993

約数の個数: 32

約数和(自身を含む): 371872512

約数和(自身を除く): 169552527

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 197, 591, 985, 1379, 2955, 4137, 6895, 9781, 20685, 29343, 48905, 68467, 146715, 205401, 342335, 1027005, 1926857, 5780571, 9634285, 13487999, 28902855, 40463997, 67439995, 202319985]

約数ペア:

[(1, 202319985), (3, 67439995), (5, 40463997), (7, 28902855), (15, 13487999), (21, 9634285), (35, 5780571), (105, 1926857), (197, 1027005), (591, 342335), (985, 205401), (1379, 146715), (2955, 68467), (4137, 48905), (6895, 29343), (9781, 20685)]