199971282

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{397}}^1$

素因数の和:655

約数の個数: 64

約数和(自身を含む): 467665920

約数和(自身を除く): 267694638

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 179, 201, 358, 397, 402, 469, 537, 794, 938, 1074, 1191, 1253, 1407, 2382, 2506, 2779, 2814, 3759, 5558, 7518, 8337, 11993, 16674, 23986, 26599, 35979, 53198, 71063, 71958, 79797, 83951, 142126, 159594, 167902, 186193, 213189, 251853, 372386, 426378, 497441, 503706, 558579, 994882, 1117158, 1492323, 2984646, 4761221, 9522442, 14283663, 28567326, 33328547, 66657094, 99985641, 199971282]

約数ペア:

[(1, 199971282), (2, 99985641), (3, 66657094), (6, 33328547), (7, 28567326), (14, 14283663), (21, 9522442), (42, 4761221), (67, 2984646), (134, 1492323), (179, 1117158), (201, 994882), (358, 558579), (397, 503706), (402, 497441), (469, 426378), (537, 372386), (794, 251853), (938, 213189), (1074, 186193), (1191, 167902), (1253, 159594), (1407, 142126), (2382, 83951), (2506, 79797), (2779, 71958), (2814, 71063), (3759, 53198), (5558, 35979), (7518, 26599), (8337, 23986), (11993, 16674)]