217325872

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{5279}}^1$

素因数の和:5401

約数の個数: 40

約数和(自身を含む): 439971840

約数和(自身を除く): 222645968

約数列:

[1, 2, 4, 8, 16, 31, 62, 83, 124, 166, 248, 332, 496, 664, 1328, 2573, 5146, 5279, 10292, 10558, 20584, 21116, 41168, 42232, 84464, 163649, 327298, 438157, 654596, 876314, 1309192, 1752628, 2618384, 3505256, 7010512, 13582867, 27165734, 54331468, 108662936, 217325872]

約数ペア:

[(1, 217325872), (2, 108662936), (4, 54331468), (8, 27165734), (16, 13582867), (31, 7010512), (62, 3505256), (83, 2618384), (124, 1752628), (166, 1309192), (248, 876314), (332, 654596), (496, 438157), (664, 327298), (1328, 163649), (2573, 84464), (5146, 42232), (5279, 41168), (10292, 21116), (10558, 20584)]