156817654

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{5393}}^1$

素因数の和:5500

約数の個数: 32

約数和(自身を含む): 281696256

約数和(自身を除く): 124878602

約数列:

[1, 2, 7, 14, 31, 62, 67, 134, 217, 434, 469, 938, 2077, 4154, 5393, 10786, 14539, 29078, 37751, 75502, 167183, 334366, 361331, 722662, 1170281, 2340562, 2529317, 5058634, 11201261, 22402522, 78408827, 156817654]

約数ペア:

[(1, 156817654), (2, 78408827), (7, 22402522), (14, 11201261), (31, 5058634), (62, 2529317), (67, 2340562), (134, 1170281), (217, 722662), (434, 361331), (469, 334366), (938, 167183), (2077, 75502), (4154, 37751), (5393, 29078), (10786, 14539)]