207939056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 451887744

約数和(自身を除く): 243948688

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 67, 86, 104, 134, 172, 208, 268, 344, 347, 536, 559, 688, 694, 871, 1072, 1118, 1388, 1742, 2236, 2776, 2881, 3484, 4472, 4511, 5552, 5762, 6968, 8944, 9022, 11524, 13936, 14921, 18044, 23048, 23249, 29842, 36088, 37453, 46096, 46498, 59684, 72176, 74906, 92996, 119368, 149812, 185992, 193973, 238736, 299624, 302237, 371984, 387946, 599248, 604474, 775892, 999707, 1208948, 1551784, 1999414, 2417896, 3103568, 3998828, 4835792, 7997656, 12996191, 15995312, 25992382, 51984764, 103969528, 207939056]

約数ペア:

[(1, 207939056), (2, 103969528), (4, 51984764), (8, 25992382), (13, 15995312), (16, 12996191), (26, 7997656), (43, 4835792), (52, 3998828), (67, 3103568), (86, 2417896), (104, 1999414), (134, 1551784), (172, 1208948), (208, 999707), (268, 775892), (344, 604474), (347, 599248), (536, 387946), (559, 371984), (688, 302237), (694, 299624), (871, 238736), (1072, 193973), (1118, 185992), (1388, 149812), (1742, 119368), (2236, 92996), (2776, 74906), (2881, 72176), (3484, 59684), (4472, 46498), (4511, 46096), (5552, 37453), (5762, 36088), (6968, 29842), (8944, 23249), (9022, 23048), (11524, 18044), (13936, 14921)]