217620112

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{8329}}^1$

素因数の和:8431

約数の個数: 40

約数和(自身を含む): 446221440

約数和(自身を除く): 228601328

約数列:

[1, 2, 4, 8, 16, 23, 46, 71, 92, 142, 184, 284, 368, 568, 1136, 1633, 3266, 6532, 8329, 13064, 16658, 26128, 33316, 66632, 133264, 191567, 383134, 591359, 766268, 1182718, 1532536, 2365436, 3065072, 4730872, 9461744, 13601257, 27202514, 54405028, 108810056, 217620112]

約数ペア:

[(1, 217620112), (2, 108810056), (4, 54405028), (8, 27202514), (16, 13601257), (23, 9461744), (46, 4730872), (71, 3065072), (92, 2365436), (142, 1532536), (184, 1182718), (284, 766268), (368, 591359), (568, 383134), (1136, 191567), (1633, 133264), (3266, 66632), (6532, 33316), (8329, 26128), (13064, 16658)]